Home / 99,213,405.93-136,870,313.36-57,942,091.53

Finding the Fourth Proportional to 99,213,405.93, 136,870,313.36 and 57,942,091.53

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Solution

The fourth proportional to 99,213,405.93, 136,870,313.36 and 57,942,091.53 is: 79,934,280.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,213,405.93 : 136,870,313.36 = 57,942,091.53 : x
  2. Step 2: Convert to fraction form
    99,213,405.93/136,870,313.36 = 57,942,091.53/x
  3. Step 3: Cross multiply
    99,213,405.93x = 136,870,313.36 × 57,942,091.53
  4. Step 4: Simplify right side
    99,213,405.93x = 7,930,552,224,155,191
  5. Step 5: Solve for x
    x = 7,930,552,224,155,191/99,213,405.93
  6. Step 6: Final answer
    x = 79,934,280.55

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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.