Home / 245,841,639.30-369,024,983.46-105,851,444.94

Finding the Fourth Proportional to 245,841,639.30, 369,024,983.46 and 105,851,444.94

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Solution

The fourth proportional to 245,841,639.30, 369,024,983.46 and 105,851,444.94 is: 158,890,201.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,841,639.30 : 369,024,983.46 = 105,851,444.94 : x
  2. Step 2: Convert to fraction form
    245,841,639.30/369,024,983.46 = 105,851,444.94/x
  3. Step 3: Cross multiply
    245,841,639.30x = 369,024,983.46 × 105,851,444.94
  4. Step 4: Simplify right side
    245,841,639.30x = 39,061,827,718,200,600
  5. Step 5: Solve for x
    x = 39,061,827,718,200,600/245,841,639.30
  6. Step 6: Final answer
    x = 158,890,201.96

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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.