Home / 13,632,652,077.98-18,811,626,695.82-7,915,819,009.55

Finding the Fourth Proportional to 13,632,652,077.98, 18,811,626,695.82 and 7,915,819,009.55

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Solution

The fourth proportional to 13,632,652,077.98, 18,811,626,695.82 and 7,915,819,009.55 is: 10,922,998,059.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,632,652,077.98 : 18,811,626,695.82 = 7,915,819,009.55 : x
  2. Step 2: Convert to fraction form
    13,632,652,077.98/18,811,626,695.82 = 7,915,819,009.55/x
  3. Step 3: Cross multiply
    13,632,652,077.98x = 18,811,626,695.82 × 7,915,819,009.55
  4. Step 4: Simplify right side
    13,632,652,077.98x = 148,909,432,199,236,157,440
  5. Step 5: Solve for x
    x = 148,909,432,199,236,157,440/13,632,652,077.98
  6. Step 6: Final answer
    x = 10,922,998,059.92

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1.5x scale

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.