Home / 80,744,528.60-121,116,792.90-37,697,807.60

Finding the Fourth Proportional to 80,744,528.60, 121,116,792.90 and 37,697,807.60

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Solution

The fourth proportional to 80,744,528.60, 121,116,792.90 and 37,697,807.60 is: 56,546,711.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,744,528.60 : 121,116,792.90 = 37,697,807.60 : x
  2. Step 2: Convert to fraction form
    80,744,528.60/121,116,792.90 = 37,697,807.60/x
  3. Step 3: Cross multiply
    80,744,528.60x = 121,116,792.90 × 37,697,807.60
  4. Step 4: Simplify right side
    80,744,528.60x = 4,565,837,555,873,246
  5. Step 5: Solve for x
    x = 4,565,837,555,873,246/80,744,528.60
  6. Step 6: Final answer
    x = 56,546,711.40

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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.