Home / 418,053,275.02-576,915,762.72-229,893,702.12

Finding the Fourth Proportional to 418,053,275.02, 576,915,762.72 and 229,893,702.12

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Solution

The fourth proportional to 418,053,275.02, 576,915,762.72 and 229,893,702.12 is: 317,254,542.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,053,275.02 : 576,915,762.72 = 229,893,702.12 : x
  2. Step 2: Convert to fraction form
    418,053,275.02/576,915,762.72 = 229,893,702.12/x
  3. Step 3: Cross multiply
    418,053,275.02x = 576,915,762.72 × 229,893,702.12
  4. Step 4: Simplify right side
    418,053,275.02x = 132,629,300,503,084,288
  5. Step 5: Solve for x
    x = 132,629,300,503,084,288/418,053,275.02
  6. Step 6: Final answer
    x = 317,254,542.49

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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.