Home / 1,418,472,001.60-2,127,708,002.40-765,437,300.80

Finding the Fourth Proportional to 1,418,472,001.60, 2,127,708,002.40 and 765,437,300.80

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Solution

The fourth proportional to 1,418,472,001.60, 2,127,708,002.40 and 765,437,300.80 is: 1,148,155,951.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,472,001.60 : 2,127,708,002.40 = 765,437,300.80 : x
  2. Step 2: Convert to fraction form
    1,418,472,001.60/2,127,708,002.40 = 765,437,300.80/x
  3. Step 3: Cross multiply
    1,418,472,001.60x = 2,127,708,002.40 × 765,437,300.80
  4. Step 4: Simplify right side
    1,418,472,001.60x = 1,628,627,070,247,616,000
  5. Step 5: Solve for x
    x = 1,628,627,070,247,616,000/1,418,472,001.60
  6. Step 6: Final answer
    x = 1,148,155,951.20

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1.5x scale

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.