Home / 255,021,023.28-382,533,678-70,802,864.08

Finding the Fourth Proportional to 255,021,023.28, 382,533,678 and 70,802,864.08

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Solution

The fourth proportional to 255,021,023.28, 382,533,678 and 70,802,864.08 is: 106,204,891.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,021,023.28 : 382,533,678 = 70,802,864.08 : x
  2. Step 2: Convert to fraction form
    255,021,023.28/382,533,678 = 70,802,864.08/x
  3. Step 3: Cross multiply
    255,021,023.28x = 382,533,678 × 70,802,864.08
  4. Step 4: Simplify right side
    255,021,023.28x = 27,084,480,009,456,484
  5. Step 5: Solve for x
    x = 27,084,480,009,456,484/255,021,023.28
  6. Step 6: Final answer
    x = 106,204,891.11

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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.