Home / 82,683,001.20-124,024,501.80-53,961,567.60

Finding the Fourth Proportional to 82,683,001.20, 124,024,501.80 and 53,961,567.60

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Solution

The fourth proportional to 82,683,001.20, 124,024,501.80 and 53,961,567.60 is: 80,942,351.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,683,001.20 : 124,024,501.80 = 53,961,567.60 : x
  2. Step 2: Convert to fraction form
    82,683,001.20/124,024,501.80 = 53,961,567.60/x
  3. Step 3: Cross multiply
    82,683,001.20x = 124,024,501.80 × 53,961,567.60
  4. Step 4: Simplify right side
    82,683,001.20x = 6,692,556,537,937,022
  5. Step 5: Solve for x
    x = 6,692,556,537,937,022/82,683,001.20
  6. Step 6: Final answer
    x = 80,942,351.40

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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.