Home / 254,402,008.79-351,116,422.12-211,948,244.28

Finding the Fourth Proportional to 254,402,008.79, 351,116,422.12 and 211,948,244.28

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Solution

The fourth proportional to 254,402,008.79, 351,116,422.12 and 211,948,244.28 is: 292,523,276.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,402,008.79 : 351,116,422.12 = 211,948,244.28 : x
  2. Step 2: Convert to fraction form
    254,402,008.79/351,116,422.12 = 211,948,244.28/x
  3. Step 3: Cross multiply
    254,402,008.79x = 351,116,422.12 × 211,948,244.28
  4. Step 4: Simplify right side
    254,402,008.79x = 74,418,509,205,679,488
  5. Step 5: Solve for x
    x = 74,418,509,205,679,488/254,402,008.79
  6. Step 6: Final answer
    x = 292,523,276.69

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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.