Home / 292,240,109.67-403,138,452.45-180,695,293.88

Finding the Fourth Proportional to 292,240,109.67, 403,138,452.45 and 180,695,293.88

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Solution

The fourth proportional to 292,240,109.67, 403,138,452.45 and 180,695,293.88 is: 249,264,966.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,240,109.67 : 403,138,452.45 = 180,695,293.88 : x
  2. Step 2: Convert to fraction form
    292,240,109.67/403,138,452.45 = 180,695,293.88/x
  3. Step 3: Cross multiply
    292,240,109.67x = 403,138,452.45 × 180,695,293.88
  4. Step 4: Simplify right side
    292,240,109.67x = 72,845,221,138,654,656
  5. Step 5: Solve for x
    x = 72,845,221,138,654,656/292,240,109.67
  6. Step 6: Final answer
    x = 249,264,966.47

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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.