Home / 709,678,851.04-1,064,555,871.12-218,729,325

Finding the Fourth Proportional to 709,678,851.04, 1,064,555,871.12 and 218,729,325

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Solution

The fourth proportional to 709,678,851.04, 1,064,555,871.12 and 218,729,325 is: 328,105,574.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,678,851.04 : 1,064,555,871.12 = 218,729,325 : x
  2. Step 2: Convert to fraction form
    709,678,851.04/1,064,555,871.12 = 218,729,325/x
  3. Step 3: Cross multiply
    709,678,851.04x = 1,064,555,871.12 × 218,729,325
  4. Step 4: Simplify right side
    709,678,851.04x = 232,849,587,114,864,608
  5. Step 5: Solve for x
    x = 232,849,587,114,864,608/709,678,851.04
  6. Step 6: Final answer
    x = 328,105,574.48

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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.