Home / 921,532,963.60-1,383,283,129.37-397,160,845.10

Finding the Fourth Proportional to 921,532,963.60, 1,383,283,129.37 and 397,160,845.10

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Solution

The fourth proportional to 921,532,963.60, 1,383,283,129.37 and 397,160,845.10 is: 596,165,214.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    921,532,963.60 : 1,383,283,129.37 = 397,160,845.10 : x
  2. Step 2: Convert to fraction form
    921,532,963.60/1,383,283,129.37 = 397,160,845.10/x
  3. Step 3: Cross multiply
    921,532,963.60x = 1,383,283,129.37 × 397,160,845.10
  4. Step 4: Simplify right side
    921,532,963.60x = 549,385,896,677,072,832
  5. Step 5: Solve for x
    x = 549,385,896,677,072,832/921,532,963.60
  6. Step 6: Final answer
    x = 596,165,214.24

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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.