Home / 624,314,210.78-935,884,738.16-209,500,117.97

Finding the Fourth Proportional to 624,314,210.78, 935,884,738.16 and 209,500,117.97

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Solution

The fourth proportional to 624,314,210.78, 935,884,738.16 and 209,500,117.97 is: 314,053,339.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,314,210.78 : 935,884,738.16 = 209,500,117.97 : x
  2. Step 2: Convert to fraction form
    624,314,210.78/935,884,738.16 = 209,500,117.97/x
  3. Step 3: Cross multiply
    624,314,210.78x = 935,884,738.16 × 209,500,117.97
  4. Step 4: Simplify right side
    624,314,210.78x = 196,067,963,045,115,648
  5. Step 5: Solve for x
    x = 196,067,963,045,115,648/624,314,210.78
  6. Step 6: Final answer
    x = 314,053,339.91

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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.