Home / 249,318,045.20-373,977,067.80-157,485,040.40

Finding the Fourth Proportional to 249,318,045.20, 373,977,067.80 and 157,485,040.40

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Solution

The fourth proportional to 249,318,045.20, 373,977,067.80 and 157,485,040.40 is: 236,227,560.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,318,045.20 : 373,977,067.80 = 157,485,040.40 : x
  2. Step 2: Convert to fraction form
    249,318,045.20/373,977,067.80 = 157,485,040.40/x
  3. Step 3: Cross multiply
    249,318,045.20x = 373,977,067.80 × 157,485,040.40
  4. Step 4: Simplify right side
    249,318,045.20x = 58,895,793,631,156,544
  5. Step 5: Solve for x
    x = 58,895,793,631,156,544/249,318,045.20
  6. Step 6: Final answer
    x = 236,227,560.60

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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.