Home / 166,395,980.16-229,625,668.80-93,057,413.76

Finding the Fourth Proportional to 166,395,980.16, 229,625,668.80 and 93,057,413.76

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Solution

The fourth proportional to 166,395,980.16, 229,625,668.80 and 93,057,413.76 is: 128,418,792.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,395,980.16 : 229,625,668.80 = 93,057,413.76 : x
  2. Step 2: Convert to fraction form
    166,395,980.16/229,625,668.80 = 93,057,413.76/x
  3. Step 3: Cross multiply
    166,395,980.16x = 229,625,668.80 × 93,057,413.76
  4. Step 4: Simplify right side
    166,395,980.16x = 21,368,370,871,438,324
  5. Step 5: Solve for x
    x = 21,368,370,871,438,324/166,395,980.16
  6. Step 6: Final answer
    x = 128,418,792.63

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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.