Home / 435,497,792.70-653,545,287.45-193,334,490.30

Finding the Fourth Proportional to 435,497,792.70, 653,545,287.45 and 193,334,490.30

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Solution

The fourth proportional to 435,497,792.70, 653,545,287.45 and 193,334,490.30 is: 290,134,294.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,497,792.70 : 653,545,287.45 = 193,334,490.30 : x
  2. Step 2: Convert to fraction form
    435,497,792.70/653,545,287.45 = 193,334,490.30/x
  3. Step 3: Cross multiply
    435,497,792.70x = 653,545,287.45 × 193,334,490.30
  4. Step 4: Simplify right side
    435,497,792.70x = 126,352,845,037,112,752
  5. Step 5: Solve for x
    x = 126,352,845,037,112,752/435,497,792.70
  6. Step 6: Final answer
    x = 290,134,294.95

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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.