Home / 1,031,284,927.02-1,423,173,352.82-561,389,815.20

Finding the Fourth Proportional to 1,031,284,927.02, 1,423,173,352.82 and 561,389,815.20

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Solution

The fourth proportional to 1,031,284,927.02, 1,423,173,352.82 and 561,389,815.20 is: 774,718,028.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,284,927.02 : 1,423,173,352.82 = 561,389,815.20 : x
  2. Step 2: Convert to fraction form
    1,031,284,927.02/1,423,173,352.82 = 561,389,815.20/x
  3. Step 3: Cross multiply
    1,031,284,927.02x = 1,423,173,352.82 × 561,389,815.20
  4. Step 4: Simplify right side
    1,031,284,927.02x = 798,955,025,534,377,344
  5. Step 5: Solve for x
    x = 798,955,025,534,377,344/1,031,284,927.02
  6. Step 6: Final answer
    x = 774,718,028.55

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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.