Home / 64,693,756.16-89,275,044.48-35,719,758.08

Finding the Fourth Proportional to 64,693,756.16, 89,275,044.48 and 35,719,758.08

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Solution

The fourth proportional to 64,693,756.16, 89,275,044.48 and 35,719,758.08 is: 49,291,974.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,693,756.16 : 89,275,044.48 = 35,719,758.08 : x
  2. Step 2: Convert to fraction form
    64,693,756.16/89,275,044.48 = 35,719,758.08/x
  3. Step 3: Cross multiply
    64,693,756.16x = 89,275,044.48 × 35,719,758.08
  4. Step 4: Simplify right side
    64,693,756.16x = 3,188,882,991,406,839.50
  5. Step 5: Solve for x
    x = 3,188,882,991,406,839.50/64,693,756.16
  6. Step 6: Final answer
    x = 49,291,974.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.