Home / 913,257,535.73-1,370,404,518.82-493,073,312.04

Finding the Fourth Proportional to 913,257,535.73, 1,370,404,518.82 and 493,073,312.04

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Solution

The fourth proportional to 913,257,535.73, 1,370,404,518.82 and 493,073,312.04 is: 739,889,755.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,257,535.73 : 1,370,404,518.82 = 493,073,312.04 : x
  2. Step 2: Convert to fraction form
    913,257,535.73/1,370,404,518.82 = 493,073,312.04/x
  3. Step 3: Cross multiply
    913,257,535.73x = 1,370,404,518.82 × 493,073,312.04
  4. Step 4: Simplify right side
    913,257,535.73x = 675,709,894,927,927,296
  5. Step 5: Solve for x
    x = 675,709,894,927,927,296/913,257,535.73
  6. Step 6: Final answer
    x = 739,889,755.62

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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.