Home / 3,931,913,077.71-5,426,039,838.60-2,123,424,794.85

Finding the Fourth Proportional to 3,931,913,077.71, 5,426,039,838.60 and 2,123,424,794.85

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Solution

The fourth proportional to 3,931,913,077.71, 5,426,039,838.60 and 2,123,424,794.85 is: 2,930,326,104.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,931,913,077.71 : 5,426,039,838.60 = 2,123,424,794.85 : x
  2. Step 2: Convert to fraction form
    3,931,913,077.71/5,426,039,838.60 = 2,123,424,794.85/x
  3. Step 3: Cross multiply
    3,931,913,077.71x = 5,426,039,838.60 × 2,123,424,794.85
  4. Step 4: Simplify right side
    3,931,913,077.71x = 11,521,787,531,127,132,160
  5. Step 5: Solve for x
    x = 11,521,787,531,127,132,160/3,931,913,077.71
  6. Step 6: Final answer
    x = 2,930,326,104.22

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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.