Home / 352,388,045.70-528,582,068.55-122,333,141.70

Finding the Fourth Proportional to 352,388,045.70, 528,582,068.55 and 122,333,141.70

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Solution

The fourth proportional to 352,388,045.70, 528,582,068.55 and 122,333,141.70 is: 183,499,712.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,388,045.70 : 528,582,068.55 = 122,333,141.70 : x
  2. Step 2: Convert to fraction form
    352,388,045.70/528,582,068.55 = 122,333,141.70/x
  3. Step 3: Cross multiply
    352,388,045.70x = 528,582,068.55 × 122,333,141.70
  4. Step 4: Simplify right side
    352,388,045.70x = 64,663,105,092,006,264
  5. Step 5: Solve for x
    x = 64,663,105,092,006,264/352,388,045.70
  6. Step 6: Final answer
    x = 183,499,712.55

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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.