Home / 77,477,288.32-106,915,208.16-44,413,833.52

Finding the Fourth Proportional to 77,477,288.32, 106,915,208.16 and 44,413,833.52

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Solution

The fourth proportional to 77,477,288.32, 106,915,208.16 and 44,413,833.52 is: 61,289,112.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,477,288.32 : 106,915,208.16 = 44,413,833.52 : x
  2. Step 2: Convert to fraction form
    77,477,288.32/106,915,208.16 = 44,413,833.52/x
  3. Step 3: Cross multiply
    77,477,288.32x = 106,915,208.16 × 44,413,833.52
  4. Step 4: Simplify right side
    77,477,288.32x = 4,748,514,255,974,386
  5. Step 5: Solve for x
    x = 4,748,514,255,974,386/77,477,288.32
  6. Step 6: Final answer
    x = 61,289,112.71

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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.