Home / 99,581,483.20-149,372,224.80-93,534,865.60

Finding the Fourth Proportional to 99,581,483.20, 149,372,224.80 and 93,534,865.60

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Solution

The fourth proportional to 99,581,483.20, 149,372,224.80 and 93,534,865.60 is: 140,302,298.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,581,483.20 : 149,372,224.80 = 93,534,865.60 : x
  2. Step 2: Convert to fraction form
    99,581,483.20/149,372,224.80 = 93,534,865.60/x
  3. Step 3: Cross multiply
    99,581,483.20x = 149,372,224.80 × 93,534,865.60
  4. Step 4: Simplify right side
    99,581,483.20x = 13,971,510,971,040,988
  5. Step 5: Solve for x
    x = 13,971,510,971,040,988/99,581,483.20
  6. Step 6: Final answer
    x = 140,302,298.40

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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.