Home / 628,577,822.92-867,371,058.12-364,342,700.92

Finding the Fourth Proportional to 628,577,822.92, 867,371,058.12 and 364,342,700.92

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Solution

The fourth proportional to 628,577,822.92, 867,371,058.12 and 364,342,700.92 is: 502,754,476.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,577,822.92 : 867,371,058.12 = 364,342,700.92 : x
  2. Step 2: Convert to fraction form
    628,577,822.92/867,371,058.12 = 364,342,700.92/x
  3. Step 3: Cross multiply
    628,577,822.92x = 867,371,058.12 × 364,342,700.92
  4. Step 4: Simplify right side
    628,577,822.92x = 316,020,314,015,279,104
  5. Step 5: Solve for x
    x = 316,020,314,015,279,104/628,577,822.92
  6. Step 6: Final answer
    x = 502,754,476.04

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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.