Home / 574,905,209.40-862,042,886.10-283,130,715.96

Finding the Fourth Proportional to 574,905,209.40, 862,042,886.10 and 283,130,715.96

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Solution

The fourth proportional to 574,905,209.40, 862,042,886.10 and 283,130,715.96 is: 424,540,977.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,905,209.40 : 862,042,886.10 = 283,130,715.96 : x
  2. Step 2: Convert to fraction form
    574,905,209.40/862,042,886.10 = 283,130,715.96/x
  3. Step 3: Cross multiply
    574,905,209.40x = 862,042,886.10 × 283,130,715.96
  4. Step 4: Simplify right side
    574,905,209.40x = 244,070,819,529,717,728
  5. Step 5: Solve for x
    x = 244,070,819,529,717,728/574,905,209.40
  6. Step 6: Final answer
    x = 424,540,977.43

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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.