Home / 902,016,053.20-1,353,024,079.80-629,918,261.20

Finding the Fourth Proportional to 902,016,053.20, 1,353,024,079.80 and 629,918,261.20

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Solution

The fourth proportional to 902,016,053.20, 1,353,024,079.80 and 629,918,261.20 is: 944,877,391.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,016,053.20 : 1,353,024,079.80 = 629,918,261.20 : x
  2. Step 2: Convert to fraction form
    902,016,053.20/1,353,024,079.80 = 629,918,261.20/x
  3. Step 3: Cross multiply
    902,016,053.20x = 1,353,024,079.80 × 629,918,261.20
  4. Step 4: Simplify right side
    902,016,053.20x = 852,294,575,709,346,048
  5. Step 5: Solve for x
    x = 852,294,575,709,346,048/902,016,053.20
  6. Step 6: Final answer
    x = 944,877,391.80

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Double scale
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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.