Home / 765,144,808,154.01-1,147,878,402,305.10-248,205,948,129.09

Finding the Fourth Proportional to 765,144,808,154.01, 1,147,878,402,305.10 and 248,205,948,129.09

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Solution

The fourth proportional to 765,144,808,154.01, 1,147,878,402,305.10 and 248,205,948,129.09 is: 372,361,210,773.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,144,808,154.01 : 1,147,878,402,305.10 = 248,205,948,129.09 : x
  2. Step 2: Convert to fraction form
    765,144,808,154.01/1,147,878,402,305.10 = 248,205,948,129.09/x
  3. Step 3: Cross multiply
    765,144,808,154.01x = 1,147,878,402,305.10 × 248,205,948,129.09
  4. Step 4: Simplify right side
    765,144,808,154.01x = 284,910,247,181,042,359,205,888
  5. Step 5: Solve for x
    x = 284,910,247,181,042,359,205,888/765,144,808,154.01
  6. Step 6: Final answer
    x = 372,361,210,773.18

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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.