Home / 559,590,345.90-839,377,645.65-252,881,966.70

Finding the Fourth Proportional to 559,590,345.90, 839,377,645.65 and 252,881,966.70

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Solution

The fourth proportional to 559,590,345.90, 839,377,645.65 and 252,881,966.70 is: 379,319,392.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,590,345.90 : 839,377,645.65 = 252,881,966.70 : x
  2. Step 2: Convert to fraction form
    559,590,345.90/839,377,645.65 = 252,881,966.70/x
  3. Step 3: Cross multiply
    559,590,345.90x = 839,377,645.65 × 252,881,966.70
  4. Step 4: Simplify right side
    559,590,345.90x = 212,263,469,835,987,680
  5. Step 5: Solve for x
    x = 212,263,469,835,987,680/559,590,345.90
  6. Step 6: Final answer
    x = 379,319,392.11

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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.