Home / 161,966,849.42-242,975,468.37-52,766,598.78

Finding the Fourth Proportional to 161,966,849.42, 242,975,468.37 and 52,766,598.78

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Solution

The fourth proportional to 161,966,849.42, 242,975,468.37 and 52,766,598.78 is: 79,158,106.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,966,849.42 : 242,975,468.37 = 52,766,598.78 : x
  2. Step 2: Convert to fraction form
    161,966,849.42/242,975,468.37 = 52,766,598.78/x
  3. Step 3: Cross multiply
    161,966,849.42x = 242,975,468.37 × 52,766,598.78
  4. Step 4: Simplify right side
    161,966,849.42x = 12,820,989,052,862,372
  5. Step 5: Solve for x
    x = 12,820,989,052,862,372/161,966,849.42
  6. Step 6: Final answer
    x = 79,158,106.11

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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.