Home / 328,437,838.48-453,225,776.09-179,758,656.62

Finding the Fourth Proportional to 328,437,838.48, 453,225,776.09 and 179,758,656.62

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Solution

The fourth proportional to 328,437,838.48, 453,225,776.09 and 179,758,656.62 is: 248,056,853.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,437,838.48 : 453,225,776.09 = 179,758,656.62 : x
  2. Step 2: Convert to fraction form
    328,437,838.48/453,225,776.09 = 179,758,656.62/x
  3. Step 3: Cross multiply
    328,437,838.48x = 453,225,776.09 × 179,758,656.62
  4. Step 4: Simplify right side
    328,437,838.48x = 81,471,256,655,729,584
  5. Step 5: Solve for x
    x = 81,471,256,655,729,584/328,437,838.48
  6. Step 6: Final answer
    x = 248,056,853.11

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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.