Home / 42,987,672,021.30-64,481,508,031.95-42,987,672,021.30

Finding the Fourth Proportional to 42,987,672,021.30, 64,481,508,031.95 and 42,987,672,021.30

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Solution

The fourth proportional to 42,987,672,021.30, 64,481,508,031.95 and 42,987,672,021.30 is: 64,481,508,031.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,987,672,021.30 : 64,481,508,031.95 = 42,987,672,021.30 : x
  2. Step 2: Convert to fraction form
    42,987,672,021.30/64,481,508,031.95 = 42,987,672,021.30/x
  3. Step 3: Cross multiply
    42,987,672,021.30x = 64,481,508,031.95 × 42,987,672,021.30
  4. Step 4: Simplify right side
    42,987,672,021.30x = 2,771,909,918,716,288,565,248
  5. Step 5: Solve for x
    x = 2,771,909,918,716,288,565,248/42,987,672,021.30
  6. Step 6: Final answer
    x = 64,481,508,031.95

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Double scale
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1.5x scale

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.