Home / 81,863,200.60-122,812,515.60-24,361,284.40

Finding the Fourth Proportional to 81,863,200.60, 122,812,515.60 and 24,361,284.40

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Solution

The fourth proportional to 81,863,200.60, 122,812,515.60 and 24,361,284.40 is: 36,547,198.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,863,200.60 : 122,812,515.60 = 24,361,284.40 : x
  2. Step 2: Convert to fraction form
    81,863,200.60/122,812,515.60 = 24,361,284.40/x
  3. Step 3: Cross multiply
    81,863,200.60x = 122,812,515.60 × 24,361,284.40
  4. Step 4: Simplify right side
    81,863,200.60x = 2,991,870,620,411,036.50
  5. Step 5: Solve for x
    x = 2,991,870,620,411,036.50/81,863,200.60
  6. Step 6: Final answer
    x = 36,547,198.23

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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.