Home / 765,131,889.54-1,146,502,091.94-532,417,280.22

Finding the Fourth Proportional to 765,131,889.54, 1,146,502,091.94 and 532,417,280.22

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Solution

The fourth proportional to 765,131,889.54, 1,146,502,091.94 and 532,417,280.22 is: 797,793,862.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,131,889.54 : 1,146,502,091.94 = 532,417,280.22 : x
  2. Step 2: Convert to fraction form
    765,131,889.54/1,146,502,091.94 = 532,417,280.22/x
  3. Step 3: Cross multiply
    765,131,889.54x = 1,146,502,091.94 × 532,417,280.22
  4. Step 4: Simplify right side
    765,131,889.54x = 610,417,525,557,235,200
  5. Step 5: Solve for x
    x = 610,417,525,557,235,200/765,131,889.54
  6. Step 6: Final answer
    x = 797,793,862.60

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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.