Home / 147,557,218.60-221,335,827.90-145,541,679.40

Finding the Fourth Proportional to 147,557,218.60, 221,335,827.90 and 145,541,679.40

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Solution

The fourth proportional to 147,557,218.60, 221,335,827.90 and 145,541,679.40 is: 218,312,519.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,557,218.60 : 221,335,827.90 = 145,541,679.40 : x
  2. Step 2: Convert to fraction form
    147,557,218.60/221,335,827.90 = 145,541,679.40/x
  3. Step 3: Cross multiply
    147,557,218.60x = 221,335,827.90 × 145,541,679.40
  4. Step 4: Simplify right side
    147,557,218.60x = 32,213,588,103,955,376
  5. Step 5: Solve for x
    x = 32,213,588,103,955,376/147,557,218.60
  6. Step 6: Final answer
    x = 218,312,519.10

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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.