Home / 98,350,840.80-147,526,261.20-53,001,208.80

Finding the Fourth Proportional to 98,350,840.80, 147,526,261.20 and 53,001,208.80

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Solution

The fourth proportional to 98,350,840.80, 147,526,261.20 and 53,001,208.80 is: 79,501,813.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,350,840.80 : 147,526,261.20 = 53,001,208.80 : x
  2. Step 2: Convert to fraction form
    98,350,840.80/147,526,261.20 = 53,001,208.80/x
  3. Step 3: Cross multiply
    98,350,840.80x = 147,526,261.20 × 53,001,208.80
  4. Step 4: Simplify right side
    98,350,840.80x = 7,819,070,173,344,537
  5. Step 5: Solve for x
    x = 7,819,070,173,344,537/98,350,840.80
  6. Step 6: Final answer
    x = 79,501,813.20

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Similar ratio
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1.5x scale

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.