Home / 99,634,219.80-149,472,324.90-42,096,874.20

Finding the Fourth Proportional to 99,634,219.80, 149,472,324.90 and 42,096,874.20

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Solution

The fourth proportional to 99,634,219.80, 149,472,324.90 and 42,096,874.20 is: 63,154,182.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,634,219.80 : 149,472,324.90 = 42,096,874.20 : x
  2. Step 2: Convert to fraction form
    99,634,219.80/149,472,324.90 = 42,096,874.20/x
  3. Step 3: Cross multiply
    99,634,219.80x = 149,472,324.90 × 42,096,874.20
  4. Step 4: Simplify right side
    99,634,219.80x = 6,292,317,657,696,828
  5. Step 5: Solve for x
    x = 6,292,317,657,696,828/99,634,219.80
  6. Step 6: Final answer
    x = 63,154,182.07

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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.