Home / 3,220,404,769.80-4,830,607,154.70-1,380,343,451.40

Finding the Fourth Proportional to 3,220,404,769.80, 4,830,607,154.70 and 1,380,343,451.40

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Solution

The fourth proportional to 3,220,404,769.80, 4,830,607,154.70 and 1,380,343,451.40 is: 2,070,515,177.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,220,404,769.80 : 4,830,607,154.70 = 1,380,343,451.40 : x
  2. Step 2: Convert to fraction form
    3,220,404,769.80/4,830,607,154.70 = 1,380,343,451.40/x
  3. Step 3: Cross multiply
    3,220,404,769.80x = 4,830,607,154.70 × 1,380,343,451.40
  4. Step 4: Simplify right side
    3,220,404,769.80x = 6,667,896,952,276,131,840
  5. Step 5: Solve for x
    x = 6,667,896,952,276,131,840/3,220,404,769.80
  6. Step 6: Final answer
    x = 2,070,515,177.10

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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.