Home / 675,663,588.43-932,425,377.36-389,549,454.22

Finding the Fourth Proportional to 675,663,588.43, 932,425,377.36 and 389,549,454.22

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Solution

The fourth proportional to 675,663,588.43, 932,425,377.36 and 389,549,454.22 is: 537,583,796.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,663,588.43 : 932,425,377.36 = 389,549,454.22 : x
  2. Step 2: Convert to fraction form
    675,663,588.43/932,425,377.36 = 389,549,454.22/x
  3. Step 3: Cross multiply
    675,663,588.43x = 932,425,377.36 × 389,549,454.22
  4. Step 4: Simplify right side
    675,663,588.43x = 363,225,796,853,371,200
  5. Step 5: Solve for x
    x = 363,225,796,853,371,200/675,663,588.43
  6. Step 6: Final answer
    x = 537,583,796.24

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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.