Home / 127,797,018.86-191,695,518.88-30,752,736.75

Finding the Fourth Proportional to 127,797,018.86, 191,695,518.88 and 30,752,736.75

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Solution

The fourth proportional to 127,797,018.86, 191,695,518.88 and 30,752,736.75 is: 46,129,102.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,797,018.86 : 191,695,518.88 = 30,752,736.75 : x
  2. Step 2: Convert to fraction form
    127,797,018.86/191,695,518.88 = 30,752,736.75/x
  3. Step 3: Cross multiply
    127,797,018.86x = 191,695,518.88 × 30,752,736.75
  4. Step 4: Simplify right side
    127,797,018.86x = 5,895,161,828,271,295
  5. Step 5: Solve for x
    x = 5,895,161,828,271,295/127,797,018.86
  6. Step 6: Final answer
    x = 46,129,102.86

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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.