Home / 688,883,432.37-1,033,037,836.98-216,060,656.10

Finding the Fourth Proportional to 688,883,432.37, 1,033,037,836.98 and 216,060,656.10

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Solution

The fourth proportional to 688,883,432.37, 1,033,037,836.98 and 216,060,656.10 is: 324,000,872.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,883,432.37 : 1,033,037,836.98 = 216,060,656.10 : x
  2. Step 2: Convert to fraction form
    688,883,432.37/1,033,037,836.98 = 216,060,656.10/x
  3. Step 3: Cross multiply
    688,883,432.37x = 1,033,037,836.98 × 216,060,656.10
  4. Step 4: Simplify right side
    688,883,432.37x = 223,198,832,834,023,648
  5. Step 5: Solve for x
    x = 223,198,832,834,023,648/688,883,432.37
  6. Step 6: Final answer
    x = 324,000,872.06

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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.