Home / 79,102,362.30-118,653,543.45-52,176,018.30

Finding the Fourth Proportional to 79,102,362.30, 118,653,543.45 and 52,176,018.30

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Solution

The fourth proportional to 79,102,362.30, 118,653,543.45 and 52,176,018.30 is: 78,264,027.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,102,362.30 : 118,653,543.45 = 52,176,018.30 : x
  2. Step 2: Convert to fraction form
    79,102,362.30/118,653,543.45 = 52,176,018.30/x
  3. Step 3: Cross multiply
    79,102,362.30x = 118,653,543.45 × 52,176,018.30
  4. Step 4: Simplify right side
    79,102,362.30x = 6,190,869,454,407,045
  5. Step 5: Solve for x
    x = 6,190,869,454,407,045/79,102,362.30
  6. Step 6: Final answer
    x = 78,264,027.45

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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.