Home / 103,579,209,229.43-142,937,787,525.07-57,854,151,936.69

Finding the Fourth Proportional to 103,579,209,229.43, 142,937,787,525.07 and 57,854,151,936.69

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Solution

The fourth proportional to 103,579,209,229.43, 142,937,787,525.07 and 57,854,151,936.69 is: 79,837,880,000.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,579,209,229.43 : 142,937,787,525.07 = 57,854,151,936.69 : x
  2. Step 2: Convert to fraction form
    103,579,209,229.43/142,937,787,525.07 = 57,854,151,936.69/x
  3. Step 3: Cross multiply
    103,579,209,229.43x = 142,937,787,525.07 × 57,854,151,936.69
  4. Step 4: Simplify right side
    103,579,209,229.43x = 8,269,544,476,969,712,746,496
  5. Step 5: Solve for x
    x = 8,269,544,476,969,712,746,496/103,579,209,229.43
  6. Step 6: Final answer
    x = 79,837,880,000.15

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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.