Home / 569,806,159.41-849,918,520.44-517,496,421.78

Finding the Fourth Proportional to 569,806,159.41, 849,918,520.44 and 517,496,421.78

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Solution

The fourth proportional to 569,806,159.41, 849,918,520.44 and 517,496,421.78 is: 771,893,714.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,806,159.41 : 849,918,520.44 = 517,496,421.78 : x
  2. Step 2: Convert to fraction form
    569,806,159.41/849,918,520.44 = 517,496,421.78/x
  3. Step 3: Cross multiply
    569,806,159.41x = 849,918,520.44 × 517,496,421.78
  4. Step 4: Simplify right side
    569,806,159.41x = 439,829,793,132,251,776
  5. Step 5: Solve for x
    x = 439,829,793,132,251,776/569,806,159.41
  6. Step 6: Final answer
    x = 771,893,714.85

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.