Home / 157,499,874.60-236,249,811.90-140,918,915.40

Finding the Fourth Proportional to 157,499,874.60, 236,249,811.90 and 140,918,915.40

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Solution

The fourth proportional to 157,499,874.60, 236,249,811.90 and 140,918,915.40 is: 211,378,373.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,499,874.60 : 236,249,811.90 = 140,918,915.40 : x
  2. Step 2: Convert to fraction form
    157,499,874.60/236,249,811.90 = 140,918,915.40/x
  3. Step 3: Cross multiply
    157,499,874.60x = 236,249,811.90 × 140,918,915.40
  4. Step 4: Simplify right side
    157,499,874.60x = 33,292,067,256,402,016
  5. Step 5: Solve for x
    x = 33,292,067,256,402,016/157,499,874.60
  6. Step 6: Final answer
    x = 211,378,373.10

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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.