Home / 98,989,237.74-148,483,856.85-52,791,143.90

Finding the Fourth Proportional to 98,989,237.74, 148,483,856.85 and 52,791,143.90

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Solution

The fourth proportional to 98,989,237.74, 148,483,856.85 and 52,791,143.90 is: 79,186,715.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,989,237.74 : 148,483,856.85 = 52,791,143.90 : x
  2. Step 2: Convert to fraction form
    98,989,237.74/148,483,856.85 = 52,791,143.90/x
  3. Step 3: Cross multiply
    98,989,237.74x = 148,483,856.85 × 52,791,143.90
  4. Step 4: Simplify right side
    98,989,237.74x = 7,838,632,652,854,965
  5. Step 5: Solve for x
    x = 7,838,632,652,854,965/98,989,237.74
  6. Step 6: Final answer
    x = 79,186,715.97

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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.