Home / 914,099,920.56-1,370,971,339.56-292,148,318.16

Finding the Fourth Proportional to 914,099,920.56, 1,370,971,339.56 and 292,148,318.16

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Solution

The fourth proportional to 914,099,920.56, 1,370,971,339.56 and 292,148,318.16 is: 438,165,415.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,099,920.56 : 1,370,971,339.56 = 292,148,318.16 : x
  2. Step 2: Convert to fraction form
    914,099,920.56/1,370,971,339.56 = 292,148,318.16/x
  3. Step 3: Cross multiply
    914,099,920.56x = 1,370,971,339.56 × 292,148,318.16
  4. Step 4: Simplify right side
    914,099,920.56x = 400,526,971,098,016,320
  5. Step 5: Solve for x
    x = 400,526,971,098,016,320/914,099,920.56
  6. Step 6: Final answer
    x = 438,165,415.06

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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.