Home / 532,128,439.65-729,003,784.30-512,233,322.52

Finding the Fourth Proportional to 532,128,439.65, 729,003,784.30 and 512,233,322.52

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Solution

The fourth proportional to 532,128,439.65, 729,003,784.30 and 512,233,322.52 is: 701,747,929.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,128,439.65 : 729,003,784.30 = 512,233,322.52 : x
  2. Step 2: Convert to fraction form
    532,128,439.65/729,003,784.30 = 512,233,322.52/x
  3. Step 3: Cross multiply
    532,128,439.65x = 729,003,784.30 × 512,233,322.52
  4. Step 4: Simplify right side
    532,128,439.65x = 373,420,030,561,642,368
  5. Step 5: Solve for x
    x = 373,420,030,561,642,368/532,128,439.65
  6. Step 6: Final answer
    x = 701,747,929.14

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.