Home / 176,478,769.60-264,718,154.40-90,188,497.60

Finding the Fourth Proportional to 176,478,769.60, 264,718,154.40 and 90,188,497.60

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Solution

The fourth proportional to 176,478,769.60, 264,718,154.40 and 90,188,497.60 is: 135,282,746.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,478,769.60 : 264,718,154.40 = 90,188,497.60 : x
  2. Step 2: Convert to fraction form
    176,478,769.60/264,718,154.40 = 90,188,497.60/x
  3. Step 3: Cross multiply
    176,478,769.60x = 264,718,154.40 × 90,188,497.60
  4. Step 4: Simplify right side
    176,478,769.60x = 23,874,532,632,780,828
  5. Step 5: Solve for x
    x = 23,874,532,632,780,828/176,478,769.60
  6. Step 6: Final answer
    x = 135,282,746.40

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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.