Home / 514,084,116.08-709,428,822.72-291,060,046.64

Finding the Fourth Proportional to 514,084,116.08, 709,428,822.72 and 291,060,046.64

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Solution

The fourth proportional to 514,084,116.08, 709,428,822.72 and 291,060,046.64 is: 401,658,755.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,084,116.08 : 709,428,822.72 = 291,060,046.64 : x
  2. Step 2: Convert to fraction form
    514,084,116.08/709,428,822.72 = 291,060,046.64/x
  3. Step 3: Cross multiply
    514,084,116.08x = 709,428,822.72 × 291,060,046.64
  4. Step 4: Simplify right side
    514,084,116.08x = 206,486,386,228,643,488
  5. Step 5: Solve for x
    x = 206,486,386,228,643,488/514,084,116.08
  6. Step 6: Final answer
    x = 401,658,755.39

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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.