Home / 82,943,998.90-124,415,998.35-73,202,226.10

Finding the Fourth Proportional to 82,943,998.90, 124,415,998.35 and 73,202,226.10

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Solution

The fourth proportional to 82,943,998.90, 124,415,998.35 and 73,202,226.10 is: 109,803,339.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,943,998.90 : 124,415,998.35 = 73,202,226.10 : x
  2. Step 2: Convert to fraction form
    82,943,998.90/124,415,998.35 = 73,202,226.10/x
  3. Step 3: Cross multiply
    82,943,998.90x = 124,415,998.35 × 73,202,226.10
  4. Step 4: Simplify right side
    82,943,998.90x = 9,107,528,041,673,926
  5. Step 5: Solve for x
    x = 9,107,528,041,673,926/82,943,998.90
  6. Step 6: Final answer
    x = 109,803,339.15

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Double scale
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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.