Home / 153,547,786.59-230,321,679.86-51,311,824.21

Finding the Fourth Proportional to 153,547,786.59, 230,321,679.86 and 51,311,824.21

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Solution

The fourth proportional to 153,547,786.59, 230,321,679.86 and 51,311,824.21 is: 76,967,736.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,547,786.59 : 230,321,679.86 = 51,311,824.21 : x
  2. Step 2: Convert to fraction form
    153,547,786.59/230,321,679.86 = 51,311,824.21/x
  3. Step 3: Cross multiply
    153,547,786.59x = 230,321,679.86 × 51,311,824.21
  4. Step 4: Simplify right side
    153,547,786.59x = 11,818,225,548,728,218
  5. Step 5: Solve for x
    x = 11,818,225,548,728,218/153,547,786.59
  6. Step 6: Final answer
    x = 76,967,736.31

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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.