Home / 12,508,570,859.60-18,762,841,234.20-3,192,319,787.60

Finding the Fourth Proportional to 12,508,570,859.60, 18,762,841,234.20 and 3,192,319,787.60

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Solution

The fourth proportional to 12,508,570,859.60, 18,762,841,234.20 and 3,192,319,787.60 is: 4,788,475,839.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,508,570,859.60 : 18,762,841,234.20 = 3,192,319,787.60 : x
  2. Step 2: Convert to fraction form
    12,508,570,859.60/18,762,841,234.20 = 3,192,319,787.60/x
  3. Step 3: Cross multiply
    12,508,570,859.60x = 18,762,841,234.20 × 3,192,319,787.60
  4. Step 4: Simplify right side
    12,508,570,859.60x = 59,896,989,343,533,867,008
  5. Step 5: Solve for x
    x = 59,896,989,343,533,867,008/12,508,570,859.60
  6. Step 6: Final answer
    x = 4,788,475,839.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.