Home / 193,547,841.80-290,346,645.90-96,553,128.20

Finding the Fourth Proportional to 193,547,841.80, 290,346,645.90 and 96,553,128.20

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Solution

The fourth proportional to 193,547,841.80, 290,346,645.90 and 96,553,128.20 is: 144,842,105.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,547,841.80 : 290,346,645.90 = 96,553,128.20 : x
  2. Step 2: Convert to fraction form
    193,547,841.80/290,346,645.90 = 96,553,128.20/x
  3. Step 3: Cross multiply
    193,547,841.80x = 290,346,645.90 × 96,553,128.20
  4. Step 4: Simplify right side
    193,547,841.80x = 28,033,876,924,022,704
  5. Step 5: Solve for x
    x = 28,033,876,924,022,704/193,547,841.80
  6. Step 6: Final answer
    x = 144,842,105.51

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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.