Home / 153,081,945.81-229,623,833.66-38,066,488.16

Finding the Fourth Proportional to 153,081,945.81, 229,623,833.66 and 38,066,488.16

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Solution

The fourth proportional to 153,081,945.81, 229,623,833.66 and 38,066,488.16 is: 57,099,959.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,081,945.81 : 229,623,833.66 = 38,066,488.16 : x
  2. Step 2: Convert to fraction form
    153,081,945.81/229,623,833.66 = 38,066,488.16/x
  3. Step 3: Cross multiply
    153,081,945.81x = 229,623,833.66 × 38,066,488.16
  4. Step 4: Simplify right side
    153,081,945.81x = 8,740,972,943,933,748
  5. Step 5: Solve for x
    x = 8,740,972,943,933,748/153,081,945.81
  6. Step 6: Final answer
    x = 57,099,959.75

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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.