Home / 745,149,565,309.32-1,117,912,446,197-207,927,074,471.64

Finding the Fourth Proportional to 745,149,565,309.32, 1,117,912,446,197 and 207,927,074,471.64

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Solution

The fourth proportional to 745,149,565,309.32, 1,117,912,446,197 and 207,927,074,471.64 is: 311,943,098,774.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,149,565,309.32 : 1,117,912,446,197 = 207,927,074,471.64 : x
  2. Step 2: Convert to fraction form
    745,149,565,309.32/1,117,912,446,197 = 207,927,074,471.64/x
  3. Step 3: Cross multiply
    745,149,565,309.32x = 1,117,912,446,197 × 207,927,074,471.64
  4. Step 4: Simplify right side
    745,149,565,309.32x = 232,444,264,453,176,878,432,256
  5. Step 5: Solve for x
    x = 232,444,264,453,176,878,432,256/745,149,565,309.32
  6. Step 6: Final answer
    x = 311,943,098,774.66

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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.