Home / 140,090,205.70-209,851,873.35-97,008,055.30

Finding the Fourth Proportional to 140,090,205.70, 209,851,873.35 and 97,008,055.30

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Solution

The fourth proportional to 140,090,205.70, 209,851,873.35 and 97,008,055.30 is: 145,315,813.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,090,205.70 : 209,851,873.35 = 97,008,055.30 : x
  2. Step 2: Convert to fraction form
    140,090,205.70/209,851,873.35 = 97,008,055.30/x
  3. Step 3: Cross multiply
    140,090,205.70x = 209,851,873.35 × 97,008,055.30
  4. Step 4: Simplify right side
    140,090,205.70x = 20,357,322,134,745,396
  5. Step 5: Solve for x
    x = 20,357,322,134,745,396/140,090,205.70
  6. Step 6: Final answer
    x = 145,315,813.00

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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.