Home / 156,670,191.72-216,114,816.35-97,830,716.04

Finding the Fourth Proportional to 156,670,191.72, 216,114,816.35 and 97,830,716.04

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Solution

The fourth proportional to 156,670,191.72, 216,114,816.35 and 97,830,716.04 is: 134,950,158.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,670,191.72 : 216,114,816.35 = 97,830,716.04 : x
  2. Step 2: Convert to fraction form
    156,670,191.72/216,114,816.35 = 97,830,716.04/x
  3. Step 3: Cross multiply
    156,670,191.72x = 216,114,816.35 × 97,830,716.04
  4. Step 4: Simplify right side
    156,670,191.72x = 21,142,667,229,884,448
  5. Step 5: Solve for x
    x = 21,142,667,229,884,448/156,670,191.72
  6. Step 6: Final answer
    x = 134,950,158.66

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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.