Home / 749,961,199.74-1,034,954,733.59-415,438,846.14

Finding the Fourth Proportional to 749,961,199.74, 1,034,954,733.59 and 415,438,846.14

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Solution

The fourth proportional to 749,961,199.74, 1,034,954,733.59 and 415,438,846.14 is: 573,310,193.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,961,199.74 : 1,034,954,733.59 = 415,438,846.14 : x
  2. Step 2: Convert to fraction form
    749,961,199.74/1,034,954,733.59 = 415,438,846.14/x
  3. Step 3: Cross multiply
    749,961,199.74x = 1,034,954,733.59 × 415,438,846.14
  4. Step 4: Simplify right side
    749,961,199.74x = 429,960,400,329,760,704
  5. Step 5: Solve for x
    x = 429,960,400,329,760,704/749,961,199.74
  6. Step 6: Final answer
    x = 573,310,193.22

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1.5x scale

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.