Home / 188,816,159-283,240,280.28-52,501,542.68

Finding the Fourth Proportional to 188,816,159, 283,240,280.28 and 52,501,542.68

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Solution

The fourth proportional to 188,816,159, 283,240,280.28 and 52,501,542.68 is: 78,756,774.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,816,159 : 283,240,280.28 = 52,501,542.68 : x
  2. Step 2: Convert to fraction form
    188,816,159/283,240,280.28 = 52,501,542.68/x
  3. Step 3: Cross multiply
    188,816,159x = 283,240,280.28 × 52,501,542.68
  4. Step 4: Simplify right side
    188,816,159x = 14,870,551,663,815,580
  5. Step 5: Solve for x
    x = 14,870,551,663,815,580/188,816,159
  6. Step 6: Final answer
    x = 78,756,774.54

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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.