Home / 142,565,980.04-213,938,928.99-60,684,727.58

Finding the Fourth Proportional to 142,565,980.04, 213,938,928.99 and 60,684,727.58

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Solution

The fourth proportional to 142,565,980.04, 213,938,928.99 and 60,684,727.58 is: 91,065,383.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,565,980.04 : 213,938,928.99 = 60,684,727.58 : x
  2. Step 2: Convert to fraction form
    142,565,980.04/213,938,928.99 = 60,684,727.58/x
  3. Step 3: Cross multiply
    142,565,980.04x = 213,938,928.99 × 60,684,727.58
  4. Step 4: Simplify right side
    142,565,980.04x = 12,982,825,623,445,422
  5. Step 5: Solve for x
    x = 12,982,825,623,445,422/142,565,980.04
  6. Step 6: Final answer
    x = 91,065,383.34

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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.