Home / 580,759,250,980.95-801,450,257,988.87-316,789,702,424.61

Finding the Fourth Proportional to 580,759,250,980.95, 801,450,257,988.87 and 316,789,702,424.61

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Solution

The fourth proportional to 580,759,250,980.95, 801,450,257,988.87 and 316,789,702,424.61 is: 437,171,148,470.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,759,250,980.95 : 801,450,257,988.87 = 316,789,702,424.61 : x
  2. Step 2: Convert to fraction form
    580,759,250,980.95/801,450,257,988.87 = 316,789,702,424.61/x
  3. Step 3: Cross multiply
    580,759,250,980.95x = 801,450,257,988.87 × 316,789,702,424.61
  4. Step 4: Simplify right side
    580,759,250,980.95x = 253,891,188,736,421,015,846,912
  5. Step 5: Solve for x
    x = 253,891,188,736,421,015,846,912/580,759,250,980.95
  6. Step 6: Final answer
    x = 437,171,148,470.87

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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.