Home / 148,907,766.60-223,543,608.30-84,256,547.40

Finding the Fourth Proportional to 148,907,766.60, 223,543,608.30 and 84,256,547.40

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Solution

The fourth proportional to 148,907,766.60, 223,543,608.30 and 84,256,547.40 is: 126,487,778.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,907,766.60 : 223,543,608.30 = 84,256,547.40 : x
  2. Step 2: Convert to fraction form
    148,907,766.60/223,543,608.30 = 84,256,547.40/x
  3. Step 3: Cross multiply
    148,907,766.60x = 223,543,608.30 × 84,256,547.40
  4. Step 4: Simplify right side
    148,907,766.60x = 18,835,012,628,695,984
  5. Step 5: Solve for x
    x = 18,835,012,628,695,984/148,907,766.60
  6. Step 6: Final answer
    x = 126,487,778.70

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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.