Home / 55,016,084,432.40-75,922,453,623.84-31,255,598,242.32

Finding the Fourth Proportional to 55,016,084,432.40, 75,922,453,623.84 and 31,255,598,242.32

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Solution

The fourth proportional to 55,016,084,432.40, 75,922,453,623.84 and 31,255,598,242.32 is: 43,132,871,641.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,016,084,432.40 : 75,922,453,623.84 = 31,255,598,242.32 : x
  2. Step 2: Convert to fraction form
    55,016,084,432.40/75,922,453,623.84 = 31,255,598,242.32/x
  3. Step 3: Cross multiply
    55,016,084,432.40x = 75,922,453,623.84 × 31,255,598,242.32
  4. Step 4: Simplify right side
    55,016,084,432.40x = 2,373,001,708,037,915,279,360
  5. Step 5: Solve for x
    x = 2,373,001,708,037,915,279,360/55,016,084,432.40
  6. Step 6: Final answer
    x = 43,132,871,641.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.