Home / 574,848,787.20-862,273,180.80-165,918,278.40

Finding the Fourth Proportional to 574,848,787.20, 862,273,180.80 and 165,918,278.40

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Solution

The fourth proportional to 574,848,787.20, 862,273,180.80 and 165,918,278.40 is: 248,877,417.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,848,787.20 : 862,273,180.80 = 165,918,278.40 : x
  2. Step 2: Convert to fraction form
    574,848,787.20/862,273,180.80 = 165,918,278.40/x
  3. Step 3: Cross multiply
    574,848,787.20x = 862,273,180.80 × 165,918,278.40
  4. Step 4: Simplify right side
    574,848,787.20x = 143,066,881,668,827,936
  5. Step 5: Solve for x
    x = 143,066,881,668,827,936/574,848,787.20
  6. Step 6: Final answer
    x = 248,877,417.60

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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.