Home / 99,756,412.60-149,634,618.90-96,770,428.60

Finding the Fourth Proportional to 99,756,412.60, 149,634,618.90 and 96,770,428.60

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Solution

The fourth proportional to 99,756,412.60, 149,634,618.90 and 96,770,428.60 is: 145,155,642.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,756,412.60 : 149,634,618.90 = 96,770,428.60 : x
  2. Step 2: Convert to fraction form
    99,756,412.60/149,634,618.90 = 96,770,428.60/x
  3. Step 3: Cross multiply
    99,756,412.60x = 149,634,618.90 × 96,770,428.60
  4. Step 4: Simplify right side
    99,756,412.60x = 14,480,206,204,350,660
  5. Step 5: Solve for x
    x = 14,480,206,204,350,660/99,756,412.60
  6. Step 6: Final answer
    x = 145,155,642.90

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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.