Home / 921,532,963.73-1,383,283,129.57-397,160,845.24

Finding the Fourth Proportional to 921,532,963.73, 1,383,283,129.57 and 397,160,845.24

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Solution

The fourth proportional to 921,532,963.73, 1,383,283,129.57 and 397,160,845.24 is: 596,165,214.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    921,532,963.73 : 1,383,283,129.57 = 397,160,845.24 : x
  2. Step 2: Convert to fraction form
    921,532,963.73/1,383,283,129.57 = 397,160,845.24/x
  3. Step 3: Cross multiply
    921,532,963.73x = 1,383,283,129.57 × 397,160,845.24
  4. Step 4: Simplify right side
    921,532,963.73x = 549,385,896,941,047,936
  5. Step 5: Solve for x
    x = 549,385,896,941,047,936/921,532,963.73
  6. Step 6: Final answer
    x = 596,165,214.45

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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.