Home / 112,097,805.88-154,705,620.18-70,288,489.48

Finding the Fourth Proportional to 112,097,805.88, 154,705,620.18 and 70,288,489.48

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Solution

The fourth proportional to 112,097,805.88, 154,705,620.18 and 70,288,489.48 is: 97,004,792.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,097,805.88 : 154,705,620.18 = 70,288,489.48 : x
  2. Step 2: Convert to fraction form
    112,097,805.88/154,705,620.18 = 70,288,489.48/x
  3. Step 3: Cross multiply
    112,097,805.88x = 154,705,620.18 × 70,288,489.48
  4. Step 4: Simplify right side
    112,097,805.88x = 10,874,024,356,518,806
  5. Step 5: Solve for x
    x = 10,874,024,356,518,806/112,097,805.88
  6. Step 6: Final answer
    x = 97,004,792.12

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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.