Home / 98,687,770.70-148,045,652.85-30,523,354.70

Finding the Fourth Proportional to 98,687,770.70, 148,045,652.85 and 30,523,354.70

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Solution

The fourth proportional to 98,687,770.70, 148,045,652.85 and 30,523,354.70 is: 45,789,361.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,687,770.70 : 148,045,652.85 = 30,523,354.70 : x
  2. Step 2: Convert to fraction form
    98,687,770.70/148,045,652.85 = 30,523,354.70/x
  3. Step 3: Cross multiply
    98,687,770.70x = 148,045,652.85 × 30,523,354.70
  4. Step 4: Simplify right side
    98,687,770.70x = 4,518,849,973,733,616
  5. Step 5: Solve for x
    x = 4,518,849,973,733,616/98,687,770.70
  6. Step 6: Final answer
    x = 45,789,361.15

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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.