Home / 169,437,812.40-254,156,718.60-162,263,358.90

Finding the Fourth Proportional to 169,437,812.40, 254,156,718.60 and 162,263,358.90

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Solution

The fourth proportional to 169,437,812.40, 254,156,718.60 and 162,263,358.90 is: 243,395,038.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,437,812.40 : 254,156,718.60 = 162,263,358.90 : x
  2. Step 2: Convert to fraction form
    169,437,812.40/254,156,718.60 = 162,263,358.90/x
  3. Step 3: Cross multiply
    169,437,812.40x = 254,156,718.60 × 162,263,358.90
  4. Step 4: Simplify right side
    169,437,812.40x = 41,240,322,847,038,104
  5. Step 5: Solve for x
    x = 41,240,322,847,038,104/169,437,812.40
  6. Step 6: Final answer
    x = 243,395,038.35

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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.