Home / 369,941,470.74-554,746,352.21-220,446,439.28

Finding the Fourth Proportional to 369,941,470.74, 554,746,352.21 and 220,446,439.28

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Solution

The fourth proportional to 369,941,470.74, 554,746,352.21 and 220,446,439.28 is: 330,570,827.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,941,470.74 : 554,746,352.21 = 220,446,439.28 : x
  2. Step 2: Convert to fraction form
    369,941,470.74/554,746,352.21 = 220,446,439.28/x
  3. Step 3: Cross multiply
    369,941,470.74x = 554,746,352.21 × 220,446,439.28
  4. Step 4: Simplify right side
    369,941,470.74x = 122,291,858,044,387,312
  5. Step 5: Solve for x
    x = 122,291,858,044,387,312/369,941,470.74
  6. Step 6: Final answer
    x = 330,570,827.33

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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.