Home / 139,968,015.30-209,952,022.95-96,130,037.70

Finding the Fourth Proportional to 139,968,015.30, 209,952,022.95 and 96,130,037.70

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Solution

The fourth proportional to 139,968,015.30, 209,952,022.95 and 96,130,037.70 is: 144,195,056.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,968,015.30 : 209,952,022.95 = 96,130,037.70 : x
  2. Step 2: Convert to fraction form
    139,968,015.30/209,952,022.95 = 96,130,037.70/x
  3. Step 3: Cross multiply
    139,968,015.30x = 209,952,022.95 × 96,130,037.70
  4. Step 4: Simplify right side
    139,968,015.30x = 20,182,695,881,374,764
  5. Step 5: Solve for x
    x = 20,182,695,881,374,764/139,968,015.30
  6. Step 6: Final answer
    x = 144,195,056.55

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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.