Home / 784,948,215.49-1,083,179,721.89-432,504,483.10

Finding the Fourth Proportional to 784,948,215.49, 1,083,179,721.89 and 432,504,483.10

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Solution

The fourth proportional to 784,948,215.49, 1,083,179,721.89 and 432,504,483.10 is: 596,829,289.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,948,215.49 : 1,083,179,721.89 = 432,504,483.10 : x
  2. Step 2: Convert to fraction form
    784,948,215.49/1,083,179,721.89 = 432,504,483.10/x
  3. Step 3: Cross multiply
    784,948,215.49x = 1,083,179,721.89 × 432,504,483.10
  4. Step 4: Simplify right side
    784,948,215.49x = 468,480,085,718,809,536
  5. Step 5: Solve for x
    x = 468,480,085,718,809,536/784,948,215.49
  6. Step 6: Final answer
    x = 596,829,289.47

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.