Home / 12,253,486,875.86-16,917,619,445.26-10,000,799,839.22

Finding the Fourth Proportional to 12,253,486,875.86, 16,917,619,445.26 and 10,000,799,839.22

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Solution

The fourth proportional to 12,253,486,875.86, 16,917,619,445.26 and 10,000,799,839.22 is: 13,807,475,989.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,253,486,875.86 : 16,917,619,445.26 = 10,000,799,839.22 : x
  2. Step 2: Convert to fraction form
    12,253,486,875.86/16,917,619,445.26 = 10,000,799,839.22/x
  3. Step 3: Cross multiply
    12,253,486,875.86x = 16,917,619,445.26 × 10,000,799,839.22
  4. Step 4: Simplify right side
    12,253,486,875.86x = 169,189,725,828,141,350,912
  5. Step 5: Solve for x
    x = 169,189,725,828,141,350,912/12,253,486,875.86
  6. Step 6: Final answer
    x = 13,807,475,989.67

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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.