Home / 73,872,001.60-110,808,002.40-49,685,531.20

Finding the Fourth Proportional to 73,872,001.60, 110,808,002.40 and 49,685,531.20

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Solution

The fourth proportional to 73,872,001.60, 110,808,002.40 and 49,685,531.20 is: 74,528,296.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,872,001.60 : 110,808,002.40 = 49,685,531.20 : x
  2. Step 2: Convert to fraction form
    73,872,001.60/110,808,002.40 = 49,685,531.20/x
  3. Step 3: Cross multiply
    73,872,001.60x = 110,808,002.40 × 49,685,531.20
  4. Step 4: Simplify right side
    73,872,001.60x = 5,505,554,460,454,876
  5. Step 5: Solve for x
    x = 5,505,554,460,454,876/73,872,001.60
  6. Step 6: Final answer
    x = 74,528,296.80

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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.