Home / 144,511,810.84-216,719,123.64-52,376,262.40

Finding the Fourth Proportional to 144,511,810.84, 216,719,123.64 and 52,376,262.40

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Solution

The fourth proportional to 144,511,810.84, 216,719,123.64 and 52,376,262.40 is: 78,546,781.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,511,810.84 : 216,719,123.64 = 52,376,262.40 : x
  2. Step 2: Convert to fraction form
    144,511,810.84/216,719,123.64 = 52,376,262.40/x
  3. Step 3: Cross multiply
    144,511,810.84x = 216,719,123.64 × 52,376,262.40
  4. Step 4: Simplify right side
    144,511,810.84x = 11,350,937,686,866,682
  5. Step 5: Solve for x
    x = 11,350,937,686,866,682/144,511,810.84
  6. Step 6: Final answer
    x = 78,546,781.89

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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.