Home / 191,934,544.48-264,868,873.59-103,828,324.97

Finding the Fourth Proportional to 191,934,544.48, 264,868,873.59 and 103,828,324.97

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Solution

The fourth proportional to 191,934,544.48, 264,868,873.59 and 103,828,324.97 is: 143,282,656.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,934,544.48 : 264,868,873.59 = 103,828,324.97 : x
  2. Step 2: Convert to fraction form
    191,934,544.48/264,868,873.59 = 103,828,324.97/x
  3. Step 3: Cross multiply
    191,934,544.48x = 264,868,873.59 × 103,828,324.97
  4. Step 4: Simplify right side
    191,934,544.48x = 27,500,891,481,540,372
  5. Step 5: Solve for x
    x = 27,500,891,481,540,372/191,934,544.48
  6. Step 6: Final answer
    x = 143,282,656.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.