Home / 1,039,168,100.34-1,434,040,549.84-562,846,619.03

Finding the Fourth Proportional to 1,039,168,100.34, 1,434,040,549.84 and 562,846,619.03

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Solution

The fourth proportional to 1,039,168,100.34, 1,434,040,549.84 and 562,846,619.03 is: 776,722,144.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,168,100.34 : 1,434,040,549.84 = 562,846,619.03 : x
  2. Step 2: Convert to fraction form
    1,039,168,100.34/1,434,040,549.84 = 562,846,619.03/x
  3. Step 3: Cross multiply
    1,039,168,100.34x = 1,434,040,549.84 × 562,846,619.03
  4. Step 4: Simplify right side
    1,039,168,100.34x = 807,144,875,020,788,864
  5. Step 5: Solve for x
    x = 807,144,875,020,788,864/1,039,168,100.34
  6. Step 6: Final answer
    x = 776,722,144.14

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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.