Home / 186,110,377.76-279,036,290.08-82,423,081.28

Finding the Fourth Proportional to 186,110,377.76, 279,036,290.08 and 82,423,081.28

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Solution

The fourth proportional to 186,110,377.76, 279,036,290.08 and 82,423,081.28 is: 123,577,368.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,110,377.76 : 279,036,290.08 = 82,423,081.28 : x
  2. Step 2: Convert to fraction form
    186,110,377.76/279,036,290.08 = 82,423,081.28/x
  3. Step 3: Cross multiply
    186,110,377.76x = 279,036,290.08 × 82,423,081.28
  4. Step 4: Simplify right side
    186,110,377.76x = 22,999,030,817,333,496
  5. Step 5: Solve for x
    x = 22,999,030,817,333,496/186,110,377.76
  6. Step 6: Final answer
    x = 123,577,368.95

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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.