Home / 709,893,444.47-1,064,861,859.95-243,548,326.85

Finding the Fourth Proportional to 709,893,444.47, 1,064,861,859.95 and 243,548,326.85

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Solution

The fourth proportional to 709,893,444.47, 1,064,861,859.95 and 243,548,326.85 is: 365,329,932.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,893,444.47 : 1,064,861,859.95 = 243,548,326.85 : x
  2. Step 2: Convert to fraction form
    709,893,444.47/1,064,861,859.95 = 243,548,326.85/x
  3. Step 3: Cross multiply
    709,893,444.47x = 1,064,861,859.95 × 243,548,326.85
  4. Step 4: Simplify right side
    709,893,444.47x = 259,345,324,317,580,096
  5. Step 5: Solve for x
    x = 259,345,324,317,580,096/709,893,444.47
  6. Step 6: Final answer
    x = 365,329,932.74

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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.