Home / 36,112,069,772.15-49,828,676,909.94-20,871,580,771.76

Finding the Fourth Proportional to 36,112,069,772.15, 49,828,676,909.94 and 20,871,580,771.76

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Solution

The fourth proportional to 36,112,069,772.15, 49,828,676,909.94 and 20,871,580,771.76 is: 28,799,325,583.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,112,069,772.15 : 49,828,676,909.94 = 20,871,580,771.76 : x
  2. Step 2: Convert to fraction form
    36,112,069,772.15/49,828,676,909.94 = 20,871,580,771.76/x
  3. Step 3: Cross multiply
    36,112,069,772.15x = 49,828,676,909.94 × 20,871,580,771.76
  4. Step 4: Simplify right side
    36,112,069,772.15x = 1,040,003,254,875,545,927,680
  5. Step 5: Solve for x
    x = 1,040,003,254,875,545,927,680/36,112,069,772.15
  6. Step 6: Final answer
    x = 28,799,325,583.87

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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.