Home / 454,196,519.56-681,294,779.34-143,335,641.54

Finding the Fourth Proportional to 454,196,519.56, 681,294,779.34 and 143,335,641.54

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Solution

The fourth proportional to 454,196,519.56, 681,294,779.34 and 143,335,641.54 is: 215,003,462.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,196,519.56 : 681,294,779.34 = 143,335,641.54 : x
  2. Step 2: Convert to fraction form
    454,196,519.56/681,294,779.34 = 143,335,641.54/x
  3. Step 3: Cross multiply
    454,196,519.56x = 681,294,779.34 × 143,335,641.54
  4. Step 4: Simplify right side
    454,196,519.56x = 97,653,824,274,551,632
  5. Step 5: Solve for x
    x = 97,653,824,274,551,632/454,196,519.56
  6. Step 6: Final answer
    x = 215,003,462.31

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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.