Home / 5,185,737,671.17-7,156,318,336.01-2,838,894,215.17

Finding the Fourth Proportional to 5,185,737,671.17, 7,156,318,336.01 and 2,838,894,215.17

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Solution

The fourth proportional to 5,185,737,671.17, 7,156,318,336.01 and 2,838,894,215.17 is: 3,917,674,208.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,185,737,671.17 : 7,156,318,336.01 = 2,838,894,215.17 : x
  2. Step 2: Convert to fraction form
    5,185,737,671.17/7,156,318,336.01 = 2,838,894,215.17/x
  3. Step 3: Cross multiply
    5,185,737,671.17x = 7,156,318,336.01 × 2,838,894,215.17
  4. Step 4: Simplify right side
    5,185,737,671.17x = 20,316,030,726,013,792,256
  5. Step 5: Solve for x
    x = 20,316,030,726,013,792,256/5,185,737,671.17
  6. Step 6: Final answer
    x = 3,917,674,208.43

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Double scale
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1.5x scale

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.