Home / 744,181,886.72-1,026,960,979.20-414,156,938.24

Finding the Fourth Proportional to 744,181,886.72, 1,026,960,979.20 and 414,156,938.24

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Solution

The fourth proportional to 744,181,886.72, 1,026,960,979.20 and 414,156,938.24 is: 571,530,995.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,181,886.72 : 1,026,960,979.20 = 414,156,938.24 : x
  2. Step 2: Convert to fraction form
    744,181,886.72/1,026,960,979.20 = 414,156,938.24/x
  3. Step 3: Cross multiply
    744,181,886.72x = 1,026,960,979.20 × 414,156,938.24
  4. Step 4: Simplify right side
    744,181,886.72x = 425,323,014,837,424,384
  5. Step 5: Solve for x
    x = 425,323,014,837,424,384/744,181,886.72
  6. Step 6: Final answer
    x = 571,530,995.89

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.