Home / 157,468,001.40-236,202,002.10-135,549,012.60

Finding the Fourth Proportional to 157,468,001.40, 236,202,002.10 and 135,549,012.60

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Solution

The fourth proportional to 157,468,001.40, 236,202,002.10 and 135,549,012.60 is: 203,323,518.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,468,001.40 : 236,202,002.10 = 135,549,012.60 : x
  2. Step 2: Convert to fraction form
    157,468,001.40/236,202,002.10 = 135,549,012.60/x
  3. Step 3: Cross multiply
    157,468,001.40x = 236,202,002.10 × 135,549,012.60
  4. Step 4: Simplify right side
    157,468,001.40x = 32,016,948,158,798,124
  5. Step 5: Solve for x
    x = 32,016,948,158,798,124/157,468,001.40
  6. Step 6: Final answer
    x = 203,323,518.90

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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.