Home / 369,941,470.67-554,746,352.11-220,446,439.22

Finding the Fourth Proportional to 369,941,470.67, 554,746,352.11 and 220,446,439.22

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Solution

The fourth proportional to 369,941,470.67, 554,746,352.11 and 220,446,439.22 is: 330,570,827.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,941,470.67 : 554,746,352.11 = 220,446,439.22 : x
  2. Step 2: Convert to fraction form
    369,941,470.67/554,746,352.11 = 220,446,439.22/x
  3. Step 3: Cross multiply
    369,941,470.67x = 554,746,352.11 × 220,446,439.22
  4. Step 4: Simplify right side
    369,941,470.67x = 122,291,857,989,057,872
  5. Step 5: Solve for x
    x = 122,291,857,989,057,872/369,941,470.67
  6. Step 6: Final answer
    x = 330,570,827.24

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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.