Home / 76,608,218.60-114,912,327.90-70,337,652.20

Finding the Fourth Proportional to 76,608,218.60, 114,912,327.90 and 70,337,652.20

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Solution

The fourth proportional to 76,608,218.60, 114,912,327.90 and 70,337,652.20 is: 105,506,478.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,608,218.60 : 114,912,327.90 = 70,337,652.20 : x
  2. Step 2: Convert to fraction form
    76,608,218.60/114,912,327.90 = 70,337,652.20/x
  3. Step 3: Cross multiply
    76,608,218.60x = 114,912,327.90 × 70,337,652.20
  4. Step 4: Simplify right side
    76,608,218.60x = 8,082,663,353,322,557
  5. Step 5: Solve for x
    x = 8,082,663,353,322,557/76,608,218.60
  6. Step 6: Final answer
    x = 105,506,478.30

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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.