Home / 153,959,089.69-230,973,101.66-51,720,338.89

Finding the Fourth Proportional to 153,959,089.69, 230,973,101.66 and 51,720,338.89

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Solution

The fourth proportional to 153,959,089.69, 230,973,101.66 and 51,720,338.89 is: 77,592,087.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,959,089.69 : 230,973,101.66 = 51,720,338.89 : x
  2. Step 2: Convert to fraction form
    153,959,089.69/230,973,101.66 = 51,720,338.89/x
  3. Step 3: Cross multiply
    153,959,089.69x = 230,973,101.66 × 51,720,338.89
  4. Step 4: Simplify right side
    153,959,089.69x = 11,946,007,092,329,622
  5. Step 5: Solve for x
    x = 11,946,007,092,329,622/153,959,089.69
  6. Step 6: Final answer
    x = 77,592,087.07

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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.