Home / 372,295,911.17-557,717,368.33-290,029,591.60

Finding the Fourth Proportional to 372,295,911.17, 557,717,368.33 and 290,029,591.60

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Solution

The fourth proportional to 372,295,911.17, 557,717,368.33 and 290,029,591.60 is: 434,478,423.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,295,911.17 : 557,717,368.33 = 290,029,591.60 : x
  2. Step 2: Convert to fraction form
    372,295,911.17/557,717,368.33 = 290,029,591.60/x
  3. Step 3: Cross multiply
    372,295,911.17x = 557,717,368.33 × 290,029,591.60
  4. Step 4: Simplify right side
    372,295,911.17x = 161,754,540,564,976,704
  5. Step 5: Solve for x
    x = 161,754,540,564,976,704/372,295,911.17
  6. Step 6: Final answer
    x = 434,478,423.51

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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.