Home / 145,176,670.20-217,765,005.30-134,091,204.60

Finding the Fourth Proportional to 145,176,670.20, 217,765,005.30 and 134,091,204.60

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Solution

The fourth proportional to 145,176,670.20, 217,765,005.30 and 134,091,204.60 is: 201,136,806.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,176,670.20 : 217,765,005.30 = 134,091,204.60 : x
  2. Step 2: Convert to fraction form
    145,176,670.20/217,765,005.30 = 134,091,204.60/x
  3. Step 3: Cross multiply
    145,176,670.20x = 217,765,005.30 × 134,091,204.60
  4. Step 4: Simplify right side
    145,176,670.20x = 29,200,371,880,402,384
  5. Step 5: Solve for x
    x = 29,200,371,880,402,384/145,176,670.20
  6. Step 6: Final answer
    x = 201,136,806.90

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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.