Home / 485,674,098.30-670,232,261.14-262,655,775.08

Finding the Fourth Proportional to 485,674,098.30, 670,232,261.14 and 262,655,775.08

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Solution

The fourth proportional to 485,674,098.30, 670,232,261.14 and 262,655,775.08 is: 362,466,054.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    485,674,098.30 : 670,232,261.14 = 262,655,775.08 : x
  2. Step 2: Convert to fraction form
    485,674,098.30/670,232,261.14 = 262,655,775.08/x
  3. Step 3: Cross multiply
    485,674,098.30x = 670,232,261.14 × 262,655,775.08
  4. Step 4: Simplify right side
    485,674,098.30x = 176,040,374,033,347,680
  5. Step 5: Solve for x
    x = 176,040,374,033,347,680/485,674,098.30
  6. Step 6: Final answer
    x = 362,466,054.19

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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.