Home / 2,124,670,622.60-3,187,005,933.90-1,680,811,099.40

Finding the Fourth Proportional to 2,124,670,622.60, 3,187,005,933.90 and 1,680,811,099.40

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Solution

The fourth proportional to 2,124,670,622.60, 3,187,005,933.90 and 1,680,811,099.40 is: 2,521,216,649.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,124,670,622.60 : 3,187,005,933.90 = 1,680,811,099.40 : x
  2. Step 2: Convert to fraction form
    2,124,670,622.60/3,187,005,933.90 = 1,680,811,099.40/x
  3. Step 3: Cross multiply
    2,124,670,622.60x = 3,187,005,933.90 × 1,680,811,099.40
  4. Step 4: Simplify right side
    2,124,670,622.60x = 5,356,754,947,552,783,360
  5. Step 5: Solve for x
    x = 5,356,754,947,552,783,360/2,124,670,622.60
  6. Step 6: Final answer
    x = 2,521,216,649.10

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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.