Home / 168,501,630.60-252,752,445.90-149,689,931.40

Finding the Fourth Proportional to 168,501,630.60, 252,752,445.90 and 149,689,931.40

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Solution

The fourth proportional to 168,501,630.60, 252,752,445.90 and 149,689,931.40 is: 224,534,897.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,501,630.60 : 252,752,445.90 = 149,689,931.40 : x
  2. Step 2: Convert to fraction form
    168,501,630.60/252,752,445.90 = 149,689,931.40/x
  3. Step 3: Cross multiply
    168,501,630.60x = 252,752,445.90 × 149,689,931.40
  4. Step 4: Simplify right side
    168,501,630.60x = 37,834,496,287,953,216
  5. Step 5: Solve for x
    x = 37,834,496,287,953,216/168,501,630.60
  6. Step 6: Final answer
    x = 224,534,897.10

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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.