Home / 712,054,097.40-1,068,270,102.90-251,944,289.40

Finding the Fourth Proportional to 712,054,097.40, 1,068,270,102.90 and 251,944,289.40

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Solution

The fourth proportional to 712,054,097.40, 1,068,270,102.90 and 251,944,289.40 is: 377,983,292.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,054,097.40 : 1,068,270,102.90 = 251,944,289.40 : x
  2. Step 2: Convert to fraction form
    712,054,097.40/1,068,270,102.90 = 251,944,289.40/x
  3. Step 3: Cross multiply
    712,054,097.40x = 1,068,270,102.90 × 251,944,289.40
  4. Step 4: Simplify right side
    712,054,097.40x = 269,144,551,962,405,376
  5. Step 5: Solve for x
    x = 269,144,551,962,405,376/712,054,097.40
  6. Step 6: Final answer
    x = 377,983,292.20

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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.