Home / 91,879,776.83-126,792,590.85-50,064,338.23

Finding the Fourth Proportional to 91,879,776.83, 126,792,590.85 and 50,064,338.23

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Solution

The fourth proportional to 91,879,776.83, 126,792,590.85 and 50,064,338.23 is: 69,087,968.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,879,776.83 : 126,792,590.85 = 50,064,338.23 : x
  2. Step 2: Convert to fraction form
    91,879,776.83/126,792,590.85 = 50,064,338.23/x
  3. Step 3: Cross multiply
    91,879,776.83x = 126,792,590.85 × 50,064,338.23
  4. Step 4: Simplify right side
    91,879,776.83x = 6,347,787,153,055,421
  5. Step 5: Solve for x
    x = 6,347,787,153,055,421/91,879,776.83
  6. Step 6: Final answer
    x = 69,087,968.78

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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.