Home / 80,882,074.40-121,323,111.60-23,376,221.60

Finding the Fourth Proportional to 80,882,074.40, 121,323,111.60 and 23,376,221.60

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Solution

The fourth proportional to 80,882,074.40, 121,323,111.60 and 23,376,221.60 is: 35,064,332.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,882,074.40 : 121,323,111.60 = 23,376,221.60 : x
  2. Step 2: Convert to fraction form
    80,882,074.40/121,323,111.60 = 23,376,221.60/x
  3. Step 3: Cross multiply
    80,882,074.40x = 121,323,111.60 × 23,376,221.60
  4. Step 4: Simplify right side
    80,882,074.40x = 2,836,075,941,963,130.50
  5. Step 5: Solve for x
    x = 2,836,075,941,963,130.50/80,882,074.40
  6. Step 6: Final answer
    x = 35,064,332.40

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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.