Home / 3,107,639,232,031.80-4,289,862,619,691.60-1,936,317,639,497.40

Finding the Fourth Proportional to 3,107,639,232,031.80, 4,289,862,619,691.60 and 1,936,317,639,497.40

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Solution

The fourth proportional to 3,107,639,232,031.80, 4,289,862,619,691.60 and 1,936,317,639,497.40 is: 2,672,941,111,024.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,107,639,232,031.80 : 4,289,862,619,691.60 = 1,936,317,639,497.40 : x
  2. Step 2: Convert to fraction form
    3,107,639,232,031.80/4,289,862,619,691.60 = 1,936,317,639,497.40/x
  3. Step 3: Cross multiply
    3,107,639,232,031.80x = 4,289,862,619,691.60 × 1,936,317,639,497.40
  4. Step 4: Simplify right side
    3,107,639,232,031.80x = 8,306,536,661,529,371,611,234,304
  5. Step 5: Solve for x
    x = 8,306,536,661,529,371,611,234,304/3,107,639,232,031.80
  6. Step 6: Final answer
    x = 2,672,941,111,024.17

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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.