Home / 82,976,547.10-124,464,820.65-29,123,859.10

Finding the Fourth Proportional to 82,976,547.10, 124,464,820.65 and 29,123,859.10

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Solution

The fourth proportional to 82,976,547.10, 124,464,820.65 and 29,123,859.10 is: 43,685,788.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,976,547.10 : 124,464,820.65 = 29,123,859.10 : x
  2. Step 2: Convert to fraction form
    82,976,547.10/124,464,820.65 = 29,123,859.10/x
  3. Step 3: Cross multiply
    82,976,547.10x = 124,464,820.65 × 29,123,859.10
  4. Step 4: Simplify right side
    82,976,547.10x = 3,624,895,899,517,371
  5. Step 5: Solve for x
    x = 3,624,895,899,517,371/82,976,547.10
  6. Step 6: Final answer
    x = 43,685,788.65

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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.