Home / 124,518,704.29-186,891,399.09-66,275,280.27

Finding the Fourth Proportional to 124,518,704.29, 186,891,399.09 and 66,275,280.27

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Solution

The fourth proportional to 124,518,704.29, 186,891,399.09 and 66,275,280.27 is: 99,473,247.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,518,704.29 : 186,891,399.09 = 66,275,280.27 : x
  2. Step 2: Convert to fraction form
    124,518,704.29/186,891,399.09 = 66,275,280.27/x
  3. Step 3: Cross multiply
    124,518,704.29x = 186,891,399.09 × 66,275,280.27
  4. Step 4: Simplify right side
    124,518,704.29x = 12,386,279,854,742,174
  5. Step 5: Solve for x
    x = 12,386,279,854,742,174/124,518,704.29
  6. Step 6: Final answer
    x = 99,473,247.22

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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.