Home / 9,359,342,459.30-12,908,361,505.20-8,227,893,031.04

Finding the Fourth Proportional to 9,359,342,459.30, 12,908,361,505.20 and 8,227,893,031.04

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Solution

The fourth proportional to 9,359,342,459.30, 12,908,361,505.20 and 8,227,893,031.04 is: 11,347,871,726.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,359,342,459.30 : 12,908,361,505.20 = 8,227,893,031.04 : x
  2. Step 2: Convert to fraction form
    9,359,342,459.30/12,908,361,505.20 = 8,227,893,031.04/x
  3. Step 3: Cross multiply
    9,359,342,459.30x = 12,908,361,505.20 × 8,227,893,031.04
  4. Step 4: Simplify right side
    9,359,342,459.30x = 106,208,617,670,780,092,416
  5. Step 5: Solve for x
    x = 106,208,617,670,780,092,416/9,359,342,459.30
  6. Step 6: Final answer
    x = 11,347,871,726.31

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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.