Home / 98,687,797.70-148,045,693.35-30,523,381.70

Finding the Fourth Proportional to 98,687,797.70, 148,045,693.35 and 30,523,381.70

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Solution

The fourth proportional to 98,687,797.70, 148,045,693.35 and 30,523,381.70 is: 45,789,401.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,687,797.70 : 148,045,693.35 = 30,523,381.70 : x
  2. Step 2: Convert to fraction form
    98,687,797.70/148,045,693.35 = 30,523,381.70/x
  3. Step 3: Cross multiply
    98,687,797.70x = 148,045,693.35 × 30,523,381.70
  4. Step 4: Simplify right side
    98,687,797.70x = 4,518,855,207,163,201
  5. Step 5: Solve for x
    x = 4,518,855,207,163,201/98,687,797.70
  6. Step 6: Final answer
    x = 45,789,401.65

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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.