Home / 20,096,019,900.64-30,144,027,868.08-5,373,658,681.12

Finding the Fourth Proportional to 20,096,019,900.64, 30,144,027,868.08 and 5,373,658,681.12

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Solution

The fourth proportional to 20,096,019,900.64, 30,144,027,868.08 and 5,373,658,681.12 is: 8,060,487,491.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,096,019,900.64 : 30,144,027,868.08 = 5,373,658,681.12 : x
  2. Step 2: Convert to fraction form
    20,096,019,900.64/30,144,027,868.08 = 5,373,658,681.12/x
  3. Step 3: Cross multiply
    20,096,019,900.64x = 30,144,027,868.08 × 5,373,658,681.12
  4. Step 4: Simplify right side
    20,096,019,900.64x = 161,983,717,037,231,308,800
  5. Step 5: Solve for x
    x = 161,983,717,037,231,308,800/20,096,019,900.64
  6. Step 6: Final answer
    x = 8,060,487,491.46

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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.