Home / 98,675,429.80-148,013,144.70-26,871,845.80

Finding the Fourth Proportional to 98,675,429.80, 148,013,144.70 and 26,871,845.80

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Solution

The fourth proportional to 98,675,429.80, 148,013,144.70 and 26,871,845.80 is: 40,307,768.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,675,429.80 : 148,013,144.70 = 26,871,845.80 : x
  2. Step 2: Convert to fraction form
    98,675,429.80/148,013,144.70 = 26,871,845.80/x
  3. Step 3: Cross multiply
    98,675,429.80x = 148,013,144.70 × 26,871,845.80
  4. Step 4: Simplify right side
    98,675,429.80x = 3,977,386,400,751,487
  5. Step 5: Solve for x
    x = 3,977,386,400,751,487/98,675,429.80
  6. Step 6: Final answer
    x = 40,307,768.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.