Home / 151,140,941.56-208,638,856.92-101,610,041.40

Finding the Fourth Proportional to 151,140,941.56, 208,638,856.92 and 101,610,041.40

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Solution

The fourth proportional to 151,140,941.56, 208,638,856.92 and 101,610,041.40 is: 140,265,123.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,140,941.56 : 208,638,856.92 = 101,610,041.40 : x
  2. Step 2: Convert to fraction form
    151,140,941.56/208,638,856.92 = 101,610,041.40/x
  3. Step 3: Cross multiply
    151,140,941.56x = 208,638,856.92 × 101,610,041.40
  4. Step 4: Simplify right side
    151,140,941.56x = 21,199,802,889,289,876
  5. Step 5: Solve for x
    x = 21,199,802,889,289,876/151,140,941.56
  6. Step 6: Final answer
    x = 140,265,123.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.