Home / 767,234,426.40-1,150,095,812.40-379,117,159.20

Finding the Fourth Proportional to 767,234,426.40, 1,150,095,812.40 and 379,117,159.20

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Solution

The fourth proportional to 767,234,426.40, 1,150,095,812.40 and 379,117,159.20 is: 568,302,258.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,234,426.40 : 1,150,095,812.40 = 379,117,159.20 : x
  2. Step 2: Convert to fraction form
    767,234,426.40/1,150,095,812.40 = 379,117,159.20/x
  3. Step 3: Cross multiply
    767,234,426.40x = 1,150,095,812.40 × 379,117,159.20
  4. Step 4: Simplify right side
    767,234,426.40x = 436,021,057,204,904,128
  5. Step 5: Solve for x
    x = 436,021,057,204,904,128/767,234,426.40
  6. Step 6: Final answer
    x = 568,302,258.35

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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.