Home / 142,016,168.60-213,024,252.90-116,486,005.40

Finding the Fourth Proportional to 142,016,168.60, 213,024,252.90 and 116,486,005.40

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Solution

The fourth proportional to 142,016,168.60, 213,024,252.90 and 116,486,005.40 is: 174,729,008.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,016,168.60 : 213,024,252.90 = 116,486,005.40 : x
  2. Step 2: Convert to fraction form
    142,016,168.60/213,024,252.90 = 116,486,005.40/x
  3. Step 3: Cross multiply
    142,016,168.60x = 213,024,252.90 × 116,486,005.40
  4. Step 4: Simplify right side
    142,016,168.60x = 24,814,344,273,640,368
  5. Step 5: Solve for x
    x = 24,814,344,273,640,368/142,016,168.60
  6. Step 6: Final answer
    x = 174,729,008.10

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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.