Home / 85,683,834.86-118,247,082.51-48,007,323.82

Finding the Fourth Proportional to 85,683,834.86, 118,247,082.51 and 48,007,323.82

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Solution

The fourth proportional to 85,683,834.86, 118,247,082.51 and 48,007,323.82 is: 66,252,006.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,683,834.86 : 118,247,082.51 = 48,007,323.82 : x
  2. Step 2: Convert to fraction form
    85,683,834.86/118,247,082.51 = 48,007,323.82/x
  3. Step 3: Cross multiply
    85,683,834.86x = 118,247,082.51 × 48,007,323.82
  4. Step 4: Simplify right side
    85,683,834.86x = 5,676,725,981,181,774
  5. Step 5: Solve for x
    x = 5,676,725,981,181,774/85,683,834.86
  6. Step 6: Final answer
    x = 66,252,006.46

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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.