Home / 157,788,874.80-236,683,312.20-88,914,121.20

Finding the Fourth Proportional to 157,788,874.80, 236,683,312.20 and 88,914,121.20

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Solution

The fourth proportional to 157,788,874.80, 236,683,312.20 and 88,914,121.20 is: 133,371,181.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,788,874.80 : 236,683,312.20 = 88,914,121.20 : x
  2. Step 2: Convert to fraction form
    157,788,874.80/236,683,312.20 = 88,914,121.20/x
  3. Step 3: Cross multiply
    157,788,874.80x = 236,683,312.20 × 88,914,121.20
  4. Step 4: Simplify right side
    157,788,874.80x = 21,044,488,706,968,240
  5. Step 5: Solve for x
    x = 21,044,488,706,968,240/157,788,874.80
  6. Step 6: Final answer
    x = 133,371,181.80

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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.