Home / 542,776,486.48-747,140,518.92-473,041,979.44

Finding the Fourth Proportional to 542,776,486.48, 747,140,518.92 and 473,041,979.44

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Solution

The fourth proportional to 542,776,486.48, 747,140,518.92 and 473,041,979.44 is: 651,149,854.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,776,486.48 : 747,140,518.92 = 473,041,979.44 : x
  2. Step 2: Convert to fraction form
    542,776,486.48/747,140,518.92 = 473,041,979.44/x
  3. Step 3: Cross multiply
    542,776,486.48x = 747,140,518.92 × 473,041,979.44
  4. Step 4: Simplify right side
    542,776,486.48x = 353,428,829,989,651,648
  5. Step 5: Solve for x
    x = 353,428,829,989,651,648/542,776,486.48
  6. Step 6: Final answer
    x = 651,149,854.12

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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.