Home / 941,059,432.08-1,298,654,849.28-517,663,999.59

Finding the Fourth Proportional to 941,059,432.08, 1,298,654,849.28 and 517,663,999.59

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Solution

The fourth proportional to 941,059,432.08, 1,298,654,849.28 and 517,663,999.59 is: 714,372,376.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,059,432.08 : 1,298,654,849.28 = 517,663,999.59 : x
  2. Step 2: Convert to fraction form
    941,059,432.08/1,298,654,849.28 = 517,663,999.59/x
  3. Step 3: Cross multiply
    941,059,432.08x = 1,298,654,849.28 × 517,663,999.59
  4. Step 4: Simplify right side
    941,059,432.08x = 672,266,863,365,233,408
  5. Step 5: Solve for x
    x = 672,266,863,365,233,408/941,059,432.08
  6. Step 6: Final answer
    x = 714,372,376.97

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1.5x scale

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.