Home / 158,511,166.70-218,746,994.59-88,895,052.90

Finding the Fourth Proportional to 158,511,166.70, 218,746,994.59 and 88,895,052.90

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Solution

The fourth proportional to 158,511,166.70, 218,746,994.59 and 88,895,052.90 is: 122,676,061.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,511,166.70 : 218,746,994.59 = 88,895,052.90 : x
  2. Step 2: Convert to fraction form
    158,511,166.70/218,746,994.59 = 88,895,052.90/x
  3. Step 3: Cross multiply
    158,511,166.70x = 218,746,994.59 × 88,895,052.90
  4. Step 4: Simplify right side
    158,511,166.70x = 19,445,525,655,794,064
  5. Step 5: Solve for x
    x = 19,445,525,655,794,064/158,511,166.70
  6. Step 6: Final answer
    x = 122,676,061.63

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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.