Home / 331,960,458.40-497,604,764.40-195,575,639.20

Finding the Fourth Proportional to 331,960,458.40, 497,604,764.40 and 195,575,639.20

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Solution

The fourth proportional to 331,960,458.40, 497,604,764.40 and 195,575,639.20 is: 293,165,548.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,960,458.40 : 497,604,764.40 = 195,575,639.20 : x
  2. Step 2: Convert to fraction form
    331,960,458.40/497,604,764.40 = 195,575,639.20/x
  3. Step 3: Cross multiply
    331,960,458.40x = 497,604,764.40 × 195,575,639.20
  4. Step 4: Simplify right side
    331,960,458.40x = 97,319,369,866,495,392
  5. Step 5: Solve for x
    x = 97,319,369,866,495,392/331,960,458.40
  6. Step 6: Final answer
    x = 293,165,548.50

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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.