Home / 605,718,057.30-908,577,085.95-433,725,378.90

Finding the Fourth Proportional to 605,718,057.30, 908,577,085.95 and 433,725,378.90

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Solution

The fourth proportional to 605,718,057.30, 908,577,085.95 and 433,725,378.90 is: 650,588,068.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,718,057.30 : 908,577,085.95 = 433,725,378.90 : x
  2. Step 2: Convert to fraction form
    605,718,057.30/908,577,085.95 = 433,725,378.90/x
  3. Step 3: Cross multiply
    605,718,057.30x = 908,577,085.95 × 433,725,378.90
  4. Step 4: Simplify right side
    605,718,057.30x = 394,072,940,863,521,600
  5. Step 5: Solve for x
    x = 394,072,940,863,521,600/605,718,057.30
  6. Step 6: Final answer
    x = 650,588,068.35

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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.