Home / 180,478,831.32-270,728,744.58-51,075,615.96

Finding the Fourth Proportional to 180,478,831.32, 270,728,744.58 and 51,075,615.96

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Solution

The fourth proportional to 180,478,831.32, 270,728,744.58 and 51,075,615.96 is: 76,616,394.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,478,831.32 : 270,728,744.58 = 51,075,615.96 : x
  2. Step 2: Convert to fraction form
    180,478,831.32/270,728,744.58 = 51,075,615.96/x
  3. Step 3: Cross multiply
    180,478,831.32x = 270,728,744.58 × 51,075,615.96
  4. Step 4: Simplify right side
    180,478,831.32x = 13,827,637,387,501,010
  5. Step 5: Solve for x
    x = 13,827,637,387,501,010/180,478,831.32
  6. Step 6: Final answer
    x = 76,616,394.77

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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.