Home / 520,830,524.98-718,746,836.22-282,675,713.07

Finding the Fourth Proportional to 520,830,524.98, 718,746,836.22 and 282,675,713.07

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Solution

The fourth proportional to 520,830,524.98, 718,746,836.22 and 282,675,713.07 is: 390,092,870.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    520,830,524.98 : 718,746,836.22 = 282,675,713.07 : x
  2. Step 2: Convert to fraction form
    520,830,524.98/718,746,836.22 = 282,675,713.07/x
  3. Step 3: Cross multiply
    520,830,524.98x = 718,746,836.22 × 282,675,713.07
  4. Step 4: Simplify right side
    520,830,524.98x = 203,172,274,443,881,632
  5. Step 5: Solve for x
    x = 203,172,274,443,881,632/520,830,524.98
  6. Step 6: Final answer
    x = 390,092,870.33

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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.