Home / 991,784,255.01-1,487,891,616.14-301,673,572.85

Finding the Fourth Proportional to 991,784,255.01, 1,487,891,616.14 and 301,673,572.85

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Solution

The fourth proportional to 991,784,255.01, 1,487,891,616.14 and 301,673,572.85 is: 452,575,827.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    991,784,255.01 : 1,487,891,616.14 = 301,673,572.85 : x
  2. Step 2: Convert to fraction form
    991,784,255.01/1,487,891,616.14 = 301,673,572.85/x
  3. Step 3: Cross multiply
    991,784,255.01x = 1,487,891,616.14 × 301,673,572.85
  4. Step 4: Simplify right side
    991,784,255.01x = 448,857,579,847,829,248
  5. Step 5: Solve for x
    x = 448,857,579,847,829,248/991,784,255.01
  6. Step 6: Final answer
    x = 452,575,827.43

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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.