Home / 6,371,141,472.25-8,791,726,270.32-3,551,624,680.57

Finding the Fourth Proportional to 6,371,141,472.25, 8,791,726,270.32 and 3,551,624,680.57

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Solution

The fourth proportional to 6,371,141,472.25, 8,791,726,270.32 and 3,551,624,680.57 is: 4,900,991,783.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,371,141,472.25 : 8,791,726,270.32 = 3,551,624,680.57 : x
  2. Step 2: Convert to fraction form
    6,371,141,472.25/8,791,726,270.32 = 3,551,624,680.57/x
  3. Step 3: Cross multiply
    6,371,141,472.25x = 8,791,726,270.32 × 3,551,624,680.57
  4. Step 4: Simplify right side
    6,371,141,472.25x = 31,224,912,006,484,148,224
  5. Step 5: Solve for x
    x = 31,224,912,006,484,148,224/6,371,141,472.25
  6. Step 6: Final answer
    x = 4,900,991,783.42

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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.