Home / 148,971,561.54-205,580,755.02-82,896,316.20

Finding the Fourth Proportional to 148,971,561.54, 205,580,755.02 and 82,896,316.20

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Solution

The fourth proportional to 148,971,561.54, 205,580,755.02 and 82,896,316.20 is: 114,396,916.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,971,561.54 : 205,580,755.02 = 82,896,316.20 : x
  2. Step 2: Convert to fraction form
    148,971,561.54/205,580,755.02 = 82,896,316.20/x
  3. Step 3: Cross multiply
    148,971,561.54x = 205,580,755.02 × 82,896,316.20
  4. Step 4: Simplify right side
    148,971,561.54x = 17,041,887,272,772,658
  5. Step 5: Solve for x
    x = 17,041,887,272,772,658/148,971,561.54
  6. Step 6: Final answer
    x = 114,396,916.41

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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.