Home / 557,455,416.68-769,331,566.50-334,445,490.92

Finding the Fourth Proportional to 557,455,416.68, 769,331,566.50 and 334,445,490.92

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Solution

The fourth proportional to 557,455,416.68, 769,331,566.50 and 334,445,490.92 is: 461,560,630.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,455,416.68 : 769,331,566.50 = 334,445,490.92 : x
  2. Step 2: Convert to fraction form
    557,455,416.68/769,331,566.50 = 334,445,490.92/x
  3. Step 3: Cross multiply
    557,455,416.68x = 769,331,566.50 × 334,445,490.92
  4. Step 4: Simplify right side
    557,455,416.68x = 257,299,473,438,345,152
  5. Step 5: Solve for x
    x = 257,299,473,438,345,152/557,455,416.68
  6. Step 6: Final answer
    x = 461,560,630.21

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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.