Home / 614,131,028.17-847,406,115.86-349,779,320.75

Finding the Fourth Proportional to 614,131,028.17, 847,406,115.86 and 349,779,320.75

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Solution

The fourth proportional to 614,131,028.17, 847,406,115.86 and 349,779,320.75 is: 482,641,524.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,131,028.17 : 847,406,115.86 = 349,779,320.75 : x
  2. Step 2: Convert to fraction form
    614,131,028.17/847,406,115.86 = 349,779,320.75/x
  3. Step 3: Cross multiply
    614,131,028.17x = 847,406,115.86 × 349,779,320.75
  4. Step 4: Simplify right side
    614,131,028.17x = 296,405,135,605,276,224
  5. Step 5: Solve for x
    x = 296,405,135,605,276,224/614,131,028.17
  6. Step 6: Final answer
    x = 482,641,524.38

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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.