Home / 159,426,281.60-239,195,409.60-68,577,718.40

Finding the Fourth Proportional to 159,426,281.60, 239,195,409.60 and 68,577,718.40

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Solution

The fourth proportional to 159,426,281.60, 239,195,409.60 and 68,577,718.40 is: 102,890,660.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,426,281.60 : 239,195,409.60 = 68,577,718.40 : x
  2. Step 2: Convert to fraction form
    159,426,281.60/239,195,409.60 = 68,577,718.40/x
  3. Step 3: Cross multiply
    159,426,281.60x = 239,195,409.60 × 68,577,718.40
  4. Step 4: Simplify right side
    159,426,281.60x = 16,403,475,442,121,458
  5. Step 5: Solve for x
    x = 16,403,475,442,121,458/159,426,281.60
  6. Step 6: Final answer
    x = 102,890,660.67

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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.