Home / 360,803,707.71-497,909,116.85-195,791,277.21

Finding the Fourth Proportional to 360,803,707.71, 497,909,116.85 and 195,791,277.21

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Solution

The fourth proportional to 360,803,707.71, 497,909,116.85 and 195,791,277.21 is: 270,191,962.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,803,707.71 : 497,909,116.85 = 195,791,277.21 : x
  2. Step 2: Convert to fraction form
    360,803,707.71/497,909,116.85 = 195,791,277.21/x
  3. Step 3: Cross multiply
    360,803,707.71x = 497,909,116.85 × 195,791,277.21
  4. Step 4: Simplify right side
    360,803,707.71x = 97,486,261,921,585,680
  5. Step 5: Solve for x
    x = 97,486,261,921,585,680/360,803,707.71
  6. Step 6: Final answer
    x = 270,191,962.66

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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.