Home / 91,844,896,184.32-137,767,780,018.68-28,102,140,401.76

Finding the Fourth Proportional to 91,844,896,184.32, 137,767,780,018.68 and 28,102,140,401.76

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Solution

The fourth proportional to 91,844,896,184.32, 137,767,780,018.68 and 28,102,140,401.76 is: 42,153,343,928.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,844,896,184.32 : 137,767,780,018.68 = 28,102,140,401.76 : x
  2. Step 2: Convert to fraction form
    91,844,896,184.32/137,767,780,018.68 = 28,102,140,401.76/x
  3. Step 3: Cross multiply
    91,844,896,184.32x = 137,767,780,018.68 × 28,102,140,401.76
  4. Step 4: Simplify right side
    91,844,896,184.32x = 3,871,569,496,923,730,608,128
  5. Step 5: Solve for x
    x = 3,871,569,496,923,730,608,128/91,844,896,184.32
  6. Step 6: Final answer
    x = 42,153,343,928.38

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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.