Home / 242,703,617.80-364,055,426.70-161,074,280.20

Finding the Fourth Proportional to 242,703,617.80, 364,055,426.70 and 161,074,280.20

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Solution

The fourth proportional to 242,703,617.80, 364,055,426.70 and 161,074,280.20 is: 241,611,420.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,703,617.80 : 364,055,426.70 = 161,074,280.20 : x
  2. Step 2: Convert to fraction form
    242,703,617.80/364,055,426.70 = 161,074,280.20/x
  3. Step 3: Cross multiply
    242,703,617.80x = 364,055,426.70 × 161,074,280.20
  4. Step 4: Simplify right side
    242,703,617.80x = 58,639,965,808,606,352
  5. Step 5: Solve for x
    x = 58,639,965,808,606,352/242,703,617.80
  6. Step 6: Final answer
    x = 241,611,420.30

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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.