Home / 798,725,325.32-1,102,283,527.20-446,309,870.84

Finding the Fourth Proportional to 798,725,325.32, 1,102,283,527.20 and 446,309,870.84

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Solution

The fourth proportional to 798,725,325.32, 1,102,283,527.20 and 446,309,870.84 is: 615,931,413.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,725,325.32 : 1,102,283,527.20 = 446,309,870.84 : x
  2. Step 2: Convert to fraction form
    798,725,325.32/1,102,283,527.20 = 446,309,870.84/x
  3. Step 3: Cross multiply
    798,725,325.32x = 1,102,283,527.20 × 446,309,870.84
  4. Step 4: Simplify right side
    798,725,325.32x = 491,960,018,653,691,648
  5. Step 5: Solve for x
    x = 491,960,018,653,691,648/798,725,325.32
  6. Step 6: Final answer
    x = 615,931,413.54

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Double scale
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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.