Home / 753,232,231.16-1,129,827,460.91-200,539,401.29

Finding the Fourth Proportional to 753,232,231.16, 1,129,827,460.91 and 200,539,401.29

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Solution

The fourth proportional to 753,232,231.16, 1,129,827,460.91 and 200,539,401.29 is: 300,803,541.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,232,231.16 : 1,129,827,460.91 = 200,539,401.29 : x
  2. Step 2: Convert to fraction form
    753,232,231.16/1,129,827,460.91 = 200,539,401.29/x
  3. Step 3: Cross multiply
    753,232,231.16x = 1,129,827,460.91 × 200,539,401.29
  4. Step 4: Simplify right side
    753,232,231.16x = 226,574,922,570,889,568
  5. Step 5: Solve for x
    x = 226,574,922,570,889,568/753,232,231.16
  6. Step 6: Final answer
    x = 300,803,541.32

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.