Home / 98,172,030.30-147,258,045.45-33,470,072.70

Finding the Fourth Proportional to 98,172,030.30, 147,258,045.45 and 33,470,072.70

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Solution

The fourth proportional to 98,172,030.30, 147,258,045.45 and 33,470,072.70 is: 50,205,109.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,172,030.30 : 147,258,045.45 = 33,470,072.70 : x
  2. Step 2: Convert to fraction form
    98,172,030.30/147,258,045.45 = 33,470,072.70/x
  3. Step 3: Cross multiply
    98,172,030.30x = 147,258,045.45 × 33,470,072.70
  4. Step 4: Simplify right side
    98,172,030.30x = 4,928,737,486,871,404
  5. Step 5: Solve for x
    x = 4,928,737,486,871,404/98,172,030.30
  6. Step 6: Final answer
    x = 50,205,109.05

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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.