Home / 112,776,750.60-155,641,432.98-63,216,332.04

Finding the Fourth Proportional to 112,776,750.60, 155,641,432.98 and 63,216,332.04

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Solution

The fourth proportional to 112,776,750.60, 155,641,432.98 and 63,216,332.04 is: 87,243,873.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,776,750.60 : 155,641,432.98 = 63,216,332.04 : x
  2. Step 2: Convert to fraction form
    112,776,750.60/155,641,432.98 = 63,216,332.04/x
  3. Step 3: Cross multiply
    112,776,750.60x = 155,641,432.98 × 63,216,332.04
  4. Step 4: Simplify right side
    112,776,750.60x = 9,839,080,506,445,086
  5. Step 5: Solve for x
    x = 9,839,080,506,445,086/112,776,750.60
  6. Step 6: Final answer
    x = 87,243,873.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.