Home / 140,595,368.20-211,017,468.30-83,015,643.40

Finding the Fourth Proportional to 140,595,368.20, 211,017,468.30 and 83,015,643.40

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Solution

The fourth proportional to 140,595,368.20, 211,017,468.30 and 83,015,643.40 is: 124,596,927.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,595,368.20 : 211,017,468.30 = 83,015,643.40 : x
  2. Step 2: Convert to fraction form
    140,595,368.20/211,017,468.30 = 83,015,643.40/x
  3. Step 3: Cross multiply
    140,595,368.20x = 211,017,468.30 × 83,015,643.40
  4. Step 4: Simplify right side
    140,595,368.20x = 17,517,750,899,563,606
  5. Step 5: Solve for x
    x = 17,517,750,899,563,606/140,595,368.20
  6. Step 6: Final answer
    x = 124,596,927.51

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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.