Home / 562,545,011.70-843,817,517.55-290,447,219.70

Finding the Fourth Proportional to 562,545,011.70, 843,817,517.55 and 290,447,219.70

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Solution

The fourth proportional to 562,545,011.70, 843,817,517.55 and 290,447,219.70 is: 435,670,829.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,545,011.70 : 843,817,517.55 = 290,447,219.70 : x
  2. Step 2: Convert to fraction form
    562,545,011.70/843,817,517.55 = 290,447,219.70/x
  3. Step 3: Cross multiply
    562,545,011.70x = 843,817,517.55 × 290,447,219.70
  4. Step 4: Simplify right side
    562,545,011.70x = 245,084,451,906,553,440
  5. Step 5: Solve for x
    x = 245,084,451,906,553,440/562,545,011.70
  6. Step 6: Final answer
    x = 435,670,829.55

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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.