Home / 101,148,421.84-139,584,766.04-57,095,801.13

Finding the Fourth Proportional to 101,148,421.84, 139,584,766.04 and 57,095,801.13

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Solution

The fourth proportional to 101,148,421.84, 139,584,766.04 and 57,095,801.13 is: 78,792,173.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,148,421.84 : 139,584,766.04 = 57,095,801.13 : x
  2. Step 2: Convert to fraction form
    101,148,421.84/139,584,766.04 = 57,095,801.13/x
  3. Step 3: Cross multiply
    101,148,421.84x = 139,584,766.04 × 57,095,801.13
  4. Step 4: Simplify right side
    101,148,421.84x = 7,969,704,041,899,493
  5. Step 5: Solve for x
    x = 7,969,704,041,899,493/101,148,421.84
  6. Step 6: Final answer
    x = 78,792,173.89

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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.