Home / 714,752,731.76-1,072,129,937.81-223,468,576.47

Finding the Fourth Proportional to 714,752,731.76, 1,072,129,937.81 and 223,468,576.47

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Solution

The fourth proportional to 714,752,731.76, 1,072,129,937.81 and 223,468,576.47 is: 335,203,127.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,752,731.76 : 1,072,129,937.81 = 223,468,576.47 : x
  2. Step 2: Convert to fraction form
    714,752,731.76/1,072,129,937.81 = 223,468,576.47/x
  3. Step 3: Cross multiply
    714,752,731.76x = 1,072,129,937.81 × 223,468,576.47
  4. Step 4: Simplify right side
    714,752,731.76x = 239,587,350,992,152,960
  5. Step 5: Solve for x
    x = 239,587,350,992,152,960/714,752,731.76
  6. Step 6: Final answer
    x = 335,203,127.39

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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.