Home / 229,248,426.30-343,872,639.45-156,689,015.10

Finding the Fourth Proportional to 229,248,426.30, 343,872,639.45 and 156,689,015.10

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Solution

The fourth proportional to 229,248,426.30, 343,872,639.45 and 156,689,015.10 is: 235,033,522.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,248,426.30 : 343,872,639.45 = 156,689,015.10 : x
  2. Step 2: Convert to fraction form
    229,248,426.30/343,872,639.45 = 156,689,015.10/x
  3. Step 3: Cross multiply
    229,248,426.30x = 343,872,639.45 × 156,689,015.10
  4. Step 4: Simplify right side
    229,248,426.30x = 53,881,065,195,257,904
  5. Step 5: Solve for x
    x = 53,881,065,195,257,904/229,248,426.30
  6. Step 6: Final answer
    x = 235,033,522.65

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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.