Home / 99,294,000.40-148,941,000.60-76,619,184.40

Finding the Fourth Proportional to 99,294,000.40, 148,941,000.60 and 76,619,184.40

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Solution

The fourth proportional to 99,294,000.40, 148,941,000.60 and 76,619,184.40 is: 114,928,776.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,294,000.40 : 148,941,000.60 = 76,619,184.40 : x
  2. Step 2: Convert to fraction form
    99,294,000.40/148,941,000.60 = 76,619,184.40/x
  3. Step 3: Cross multiply
    99,294,000.40x = 148,941,000.60 × 76,619,184.40
  4. Step 4: Simplify right side
    99,294,000.40x = 11,411,737,989,691,912
  5. Step 5: Solve for x
    x = 11,411,737,989,691,912/99,294,000.40
  6. Step 6: Final answer
    x = 114,928,776.60

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1.5x scale

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.