Home / 756,618,409.88-1,044,132,934-408,937,897.88

Finding the Fourth Proportional to 756,618,409.88, 1,044,132,934 and 408,937,897.88

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Solution

The fourth proportional to 756,618,409.88, 1,044,132,934 and 408,937,897.88 is: 564,334,044.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,618,409.88 : 1,044,132,934 = 408,937,897.88 : x
  2. Step 2: Convert to fraction form
    756,618,409.88/1,044,132,934 = 408,937,897.88/x
  3. Step 3: Cross multiply
    756,618,409.88x = 1,044,132,934 × 408,937,897.88
  4. Step 4: Simplify right side
    756,618,409.88x = 426,985,527,137,236,800
  5. Step 5: Solve for x
    x = 426,985,527,137,236,800/756,618,409.88
  6. Step 6: Final answer
    x = 564,334,044.16

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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.