Home / 199,433,751.48-299,167,753.86-70,030,238.04

Finding the Fourth Proportional to 199,433,751.48, 299,167,753.86 and 70,030,238.04

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Solution

The fourth proportional to 199,433,751.48, 299,167,753.86 and 70,030,238.04 is: 105,051,371.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,433,751.48 : 299,167,753.86 = 70,030,238.04 : x
  2. Step 2: Convert to fraction form
    199,433,751.48/299,167,753.86 = 70,030,238.04/x
  3. Step 3: Cross multiply
    199,433,751.48x = 299,167,753.86 × 70,030,238.04
  4. Step 4: Simplify right side
    199,433,751.48x = 20,950,789,016,707,932
  5. Step 5: Solve for x
    x = 20,950,789,016,707,932/199,433,751.48
  6. Step 6: Final answer
    x = 105,051,371.00

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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.