Home / 82,820,001.60-124,230,002.40-22,241,851.20

Finding the Fourth Proportional to 82,820,001.60, 124,230,002.40 and 22,241,851.20

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Solution

The fourth proportional to 82,820,001.60, 124,230,002.40 and 22,241,851.20 is: 33,362,776.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,820,001.60 : 124,230,002.40 = 22,241,851.20 : x
  2. Step 2: Convert to fraction form
    82,820,001.60/124,230,002.40 = 22,241,851.20/x
  3. Step 3: Cross multiply
    82,820,001.60x = 124,230,002.40 × 22,241,851.20
  4. Step 4: Simplify right side
    82,820,001.60x = 2,763,105,227,956,443
  5. Step 5: Solve for x
    x = 2,763,105,227,956,443/82,820,001.60
  6. Step 6: Final answer
    x = 33,362,776.80

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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.