Home / 60,988,150.90-91,462,826.67-20,038,151.48

Finding the Fourth Proportional to 60,988,150.90, 91,462,826.67 and 20,038,151.48

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Solution

The fourth proportional to 60,988,150.90, 91,462,826.67 and 20,038,151.48 is: 30,050,853.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,988,150.90 : 91,462,826.67 = 20,038,151.48 : x
  2. Step 2: Convert to fraction form
    60,988,150.90/91,462,826.67 = 20,038,151.48/x
  3. Step 3: Cross multiply
    60,988,150.90x = 91,462,826.67 × 20,038,151.48
  4. Step 4: Simplify right side
    60,988,150.90x = 1,832,745,975,602,444
  5. Step 5: Solve for x
    x = 1,832,745,975,602,444/60,988,150.90
  6. Step 6: Final answer
    x = 30,050,853.30

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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.