Home / 97,806,320.10-146,709,480.15-90,416,009.70

Finding the Fourth Proportional to 97,806,320.10, 146,709,480.15 and 90,416,009.70

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Solution

The fourth proportional to 97,806,320.10, 146,709,480.15 and 90,416,009.70 is: 135,624,014.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,806,320.10 : 146,709,480.15 = 90,416,009.70 : x
  2. Step 2: Convert to fraction form
    97,806,320.10/146,709,480.15 = 90,416,009.70/x
  3. Step 3: Cross multiply
    97,806,320.10x = 146,709,480.15 × 90,416,009.70
  4. Step 4: Simplify right side
    97,806,320.10x = 13,264,885,780,324,358
  5. Step 5: Solve for x
    x = 13,264,885,780,324,358/97,806,320.10
  6. Step 6: Final answer
    x = 135,624,014.55

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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.