Home / 146,709,986.60-220,064,979.90-103,663,265.60

Finding the Fourth Proportional to 146,709,986.60, 220,064,979.90 and 103,663,265.60

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Solution

The fourth proportional to 146,709,986.60, 220,064,979.90 and 103,663,265.60 is: 155,494,898.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,709,986.60 : 220,064,979.90 = 103,663,265.60 : x
  2. Step 2: Convert to fraction form
    146,709,986.60/220,064,979.90 = 103,663,265.60/x
  3. Step 3: Cross multiply
    146,709,986.60x = 220,064,979.90 × 103,663,265.60
  4. Step 4: Simplify right side
    146,709,986.60x = 22,812,654,460,632,360
  5. Step 5: Solve for x
    x = 22,812,654,460,632,360/146,709,986.60
  6. Step 6: Final answer
    x = 155,494,898.40

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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.