Home / 1,536,614,141.40-2,301,897,903.30-921,370,800.60

Finding the Fourth Proportional to 1,536,614,141.40, 2,301,897,903.30 and 921,370,800.60

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Solution

The fourth proportional to 1,536,614,141.40, 2,301,897,903.30 and 921,370,800.60 is: 1,380,243,391.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,536,614,141.40 : 2,301,897,903.30 = 921,370,800.60 : x
  2. Step 2: Convert to fraction form
    1,536,614,141.40/2,301,897,903.30 = 921,370,800.60/x
  3. Step 3: Cross multiply
    1,536,614,141.40x = 2,301,897,903.30 × 921,370,800.60
  4. Step 4: Simplify right side
    1,536,614,141.40x = 2,120,901,514,062,982,656
  5. Step 5: Solve for x
    x = 2,120,901,514,062,982,656/1,536,614,141.40
  6. Step 6: Final answer
    x = 1,380,243,391.57

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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.