Home / 202,990,803.12-280,127,585.28-110,171,312.40

Finding the Fourth Proportional to 202,990,803.12, 280,127,585.28 and 110,171,312.40

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Solution

The fourth proportional to 202,990,803.12, 280,127,585.28 and 110,171,312.40 is: 152,036,561.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,990,803.12 : 280,127,585.28 = 110,171,312.40 : x
  2. Step 2: Convert to fraction form
    202,990,803.12/280,127,585.28 = 110,171,312.40/x
  3. Step 3: Cross multiply
    202,990,803.12x = 280,127,585.28 × 110,171,312.40
  4. Step 4: Simplify right side
    202,990,803.12x = 30,862,023,709,740,520
  5. Step 5: Solve for x
    x = 30,862,023,709,740,520/202,990,803.12
  6. Step 6: Final answer
    x = 152,036,561.44

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.