Home / 625,588,764.60-938,719,070.10-262,119,862.20

Finding the Fourth Proportional to 625,588,764.60, 938,719,070.10 and 262,119,862.20

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Solution

The fourth proportional to 625,588,764.60, 938,719,070.10 and 262,119,862.20 is: 393,320,544.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,588,764.60 : 938,719,070.10 = 262,119,862.20 : x
  2. Step 2: Convert to fraction form
    625,588,764.60/938,719,070.10 = 262,119,862.20/x
  3. Step 3: Cross multiply
    625,588,764.60x = 938,719,070.10 × 262,119,862.20
  4. Step 4: Simplify right side
    625,588,764.60x = 246,056,913,299,124,128
  5. Step 5: Solve for x
    x = 246,056,913,299,124,128/625,588,764.60
  6. Step 6: Final answer
    x = 393,320,544.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.