Home / 1,610,204,428.80-2,415,306,643.20-1,600,000,761.60

Finding the Fourth Proportional to 1,610,204,428.80, 2,415,306,643.20 and 1,600,000,761.60

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Solution

The fourth proportional to 1,610,204,428.80, 2,415,306,643.20 and 1,600,000,761.60 is: 2,400,001,142.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610,204,428.80 : 2,415,306,643.20 = 1,600,000,761.60 : x
  2. Step 2: Convert to fraction form
    1,610,204,428.80/2,415,306,643.20 = 1,600,000,761.60/x
  3. Step 3: Cross multiply
    1,610,204,428.80x = 2,415,306,643.20 × 1,600,000,761.60
  4. Step 4: Simplify right side
    1,610,204,428.80x = 3,864,492,468,617,539,072
  5. Step 5: Solve for x
    x = 3,864,492,468,617,539,072/1,610,204,428.80
  6. Step 6: Final answer
    x = 2,400,001,142.40

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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.