Home / 353,677,661.04-488,063,726.16-202,995,118.86

Finding the Fourth Proportional to 353,677,661.04, 488,063,726.16 and 202,995,118.86

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Solution

The fourth proportional to 353,677,661.04, 488,063,726.16 and 202,995,118.86 is: 280,126,694.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,677,661.04 : 488,063,726.16 = 202,995,118.86 : x
  2. Step 2: Convert to fraction form
    353,677,661.04/488,063,726.16 = 202,995,118.86/x
  3. Step 3: Cross multiply
    353,677,661.04x = 488,063,726.16 × 202,995,118.86
  4. Step 4: Simplify right side
    353,677,661.04x = 99,074,554,103,103,696
  5. Step 5: Solve for x
    x = 99,074,554,103,103,696/353,677,661.04
  6. Step 6: Final answer
    x = 280,126,694.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.