Home / 45,506,720.40-68,260,080.60-42,520,736.40

Finding the Fourth Proportional to 45,506,720.40, 68,260,080.60 and 42,520,736.40

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Solution

The fourth proportional to 45,506,720.40, 68,260,080.60 and 42,520,736.40 is: 63,781,104.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,506,720.40 : 68,260,080.60 = 42,520,736.40 : x
  2. Step 2: Convert to fraction form
    45,506,720.40/68,260,080.60 = 42,520,736.40/x
  3. Step 3: Cross multiply
    45,506,720.40x = 68,260,080.60 × 42,520,736.40
  4. Step 4: Simplify right side
    45,506,720.40x = 2,902,468,893,835,353.50
  5. Step 5: Solve for x
    x = 2,902,468,893,835,353.50/45,506,720.40
  6. Step 6: Final answer
    x = 63,781,104.60

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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.