Home / 712,054,059.40-1,068,270,045.90-251,944,251.40

Finding the Fourth Proportional to 712,054,059.40, 1,068,270,045.90 and 251,944,251.40

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Solution

The fourth proportional to 712,054,059.40, 1,068,270,045.90 and 251,944,251.40 is: 377,983,235.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,054,059.40 : 1,068,270,045.90 = 251,944,251.40 : x
  2. Step 2: Convert to fraction form
    712,054,059.40/1,068,270,045.90 = 251,944,251.40/x
  3. Step 3: Cross multiply
    712,054,059.40x = 1,068,270,045.90 × 251,944,251.40
  4. Step 4: Simplify right side
    712,054,059.40x = 269,144,497,007,319,136
  5. Step 5: Solve for x
    x = 269,144,497,007,319,136/712,054,059.40
  6. Step 6: Final answer
    x = 377,983,235.20

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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.