Home / 99,581,467.20-149,372,200.80-93,534,849.60

Finding the Fourth Proportional to 99,581,467.20, 149,372,200.80 and 93,534,849.60

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Solution

The fourth proportional to 99,581,467.20, 149,372,200.80 and 93,534,849.60 is: 140,302,274.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,581,467.20 : 149,372,200.80 = 93,534,849.60 : x
  2. Step 2: Convert to fraction form
    99,581,467.20/149,372,200.80 = 93,534,849.60/x
  3. Step 3: Cross multiply
    99,581,467.20x = 149,372,200.80 × 93,534,849.60
  4. Step 4: Simplify right side
    99,581,467.20x = 13,971,506,336,249,000
  5. Step 5: Solve for x
    x = 13,971,506,336,249,000/99,581,467.20
  6. Step 6: Final answer
    x = 140,302,274.40

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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.