Home / 1,110,502,430.75-1,665,736,831.15-270,153,087.28

Finding the Fourth Proportional to 1,110,502,430.75, 1,665,736,831.15 and 270,153,087.28

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Solution

The fourth proportional to 1,110,502,430.75, 1,665,736,831.15 and 270,153,087.28 is: 405,225,540.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,502,430.75 : 1,665,736,831.15 = 270,153,087.28 : x
  2. Step 2: Convert to fraction form
    1,110,502,430.75/1,665,736,831.15 = 270,153,087.28/x
  3. Step 3: Cross multiply
    1,110,502,430.75x = 1,665,736,831.15 × 270,153,087.28
  4. Step 4: Simplify right side
    1,110,502,430.75x = 450,003,947,537,238,080
  5. Step 5: Solve for x
    x = 450,003,947,537,238,080/1,110,502,430.75
  6. Step 6: Final answer
    x = 405,225,540.33

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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.