Home / 651,158,101.60-976,737,152.40-242,129,615.20

Finding the Fourth Proportional to 651,158,101.60, 976,737,152.40 and 242,129,615.20

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Solution

The fourth proportional to 651,158,101.60, 976,737,152.40 and 242,129,615.20 is: 363,194,422.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,158,101.60 : 976,737,152.40 = 242,129,615.20 : x
  2. Step 2: Convert to fraction form
    651,158,101.60/976,737,152.40 = 242,129,615.20/x
  3. Step 3: Cross multiply
    651,158,101.60x = 976,737,152.40 × 242,129,615.20
  4. Step 4: Simplify right side
    651,158,101.60x = 236,496,990,862,155,744
  5. Step 5: Solve for x
    x = 236,496,990,862,155,744/651,158,101.60
  6. Step 6: Final answer
    x = 363,194,422.80

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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.