Home / 374,680,651.15-517,065,422.62-205,132,061.89

Finding the Fourth Proportional to 374,680,651.15, 517,065,422.62 and 205,132,061.89

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Solution

The fourth proportional to 374,680,651.15, 517,065,422.62 and 205,132,061.89 is: 283,085,598.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,680,651.15 : 517,065,422.62 = 205,132,061.89 : x
  2. Step 2: Convert to fraction form
    374,680,651.15/517,065,422.62 = 205,132,061.89/x
  3. Step 3: Cross multiply
    374,680,651.15x = 517,065,422.62 × 205,132,061.89
  4. Step 4: Simplify right side
    374,680,651.15x = 106,066,696,271,479,520
  5. Step 5: Solve for x
    x = 106,066,696,271,479,520/374,680,651.15
  6. Step 6: Final answer
    x = 283,085,598.22

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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.