Home / 1,168,014,482.87-1,611,757,848.44-691,619,387.13

Finding the Fourth Proportional to 1,168,014,482.87, 1,611,757,848.44 and 691,619,387.13

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Solution

The fourth proportional to 1,168,014,482.87, 1,611,757,848.44 and 691,619,387.13 is: 954,374,275.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168,014,482.87 : 1,611,757,848.44 = 691,619,387.13 : x
  2. Step 2: Convert to fraction form
    1,168,014,482.87/1,611,757,848.44 = 691,619,387.13/x
  3. Step 3: Cross multiply
    1,168,014,482.87x = 1,611,757,848.44 × 691,619,387.13
  4. Step 4: Simplify right side
    1,168,014,482.87x = 1,114,722,975,336,582,144
  5. Step 5: Solve for x
    x = 1,114,722,975,336,582,144/1,168,014,482.87
  6. Step 6: Final answer
    x = 954,374,275.05

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Half scale
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Double scale
Find fourth proportional to 1,168,014,483.87, 1,611,757,849.81 and 691,619,388.13
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.