Home / 97,804,859.60-146,707,289.40-90,414,549.20

Finding the Fourth Proportional to 97,804,859.60, 146,707,289.40 and 90,414,549.20

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Solution

The fourth proportional to 97,804,859.60, 146,707,289.40 and 90,414,549.20 is: 135,621,823.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,804,859.60 : 146,707,289.40 = 90,414,549.20 : x
  2. Step 2: Convert to fraction form
    97,804,859.60/146,707,289.40 = 90,414,549.20/x
  3. Step 3: Cross multiply
    97,804,859.60x = 146,707,289.40 × 90,414,549.20
  4. Step 4: Simplify right side
    97,804,859.60x = 13,264,473,435,454,940
  5. Step 5: Solve for x
    x = 13,264,473,435,454,940/97,804,859.60
  6. Step 6: Final answer
    x = 135,621,823.80

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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.