Home / 144,810,672.60-217,158,272.10-47,739,365.40

Finding the Fourth Proportional to 144,810,672.60, 217,158,272.10 and 47,739,365.40

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Solution

The fourth proportional to 144,810,672.60, 217,158,272.10 and 47,739,365.40 is: 71,590,014.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,810,672.60 : 217,158,272.10 = 47,739,365.40 : x
  2. Step 2: Convert to fraction form
    144,810,672.60/217,158,272.10 = 47,739,365.40/x
  3. Step 3: Cross multiply
    144,810,672.60x = 217,158,272.10 × 47,739,365.40
  4. Step 4: Simplify right side
    144,810,672.60x = 10,366,998,101,414,524
  5. Step 5: Solve for x
    x = 10,366,998,101,414,524/144,810,672.60
  6. Step 6: Final answer
    x = 71,590,014.16

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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.