Home / 188,214,070.70-282,421,416.45-73,202,365.10

Finding the Fourth Proportional to 188,214,070.70, 282,421,416.45 and 73,202,365.10

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Solution

The fourth proportional to 188,214,070.70, 282,421,416.45 and 73,202,365.10 is: 109,842,561.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,214,070.70 : 282,421,416.45 = 73,202,365.10 : x
  2. Step 2: Convert to fraction form
    188,214,070.70/282,421,416.45 = 73,202,365.10/x
  3. Step 3: Cross multiply
    188,214,070.70x = 282,421,416.45 × 73,202,365.10
  4. Step 4: Simplify right side
    188,214,070.70x = 20,673,915,639,032,044
  5. Step 5: Solve for x
    x = 20,673,915,639,032,044/188,214,070.70
  6. Step 6: Final answer
    x = 109,842,561.52

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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.