Home / 1,353,239,807.67-2,026,711,919.58-1,316,002,401.12

Finding the Fourth Proportional to 1,353,239,807.67, 2,026,711,919.58 and 1,316,002,401.12

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Solution

The fourth proportional to 1,353,239,807.67, 2,026,711,919.58 and 1,316,002,401.12 is: 1,970,942,428.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,239,807.67 : 2,026,711,919.58 = 1,316,002,401.12 : x
  2. Step 2: Convert to fraction form
    1,353,239,807.67/2,026,711,919.58 = 1,316,002,401.12/x
  3. Step 3: Cross multiply
    1,353,239,807.67x = 2,026,711,919.58 × 1,316,002,401.12
  4. Step 4: Simplify right side
    1,353,239,807.67x = 2,667,157,752,545,803,776
  5. Step 5: Solve for x
    x = 2,667,157,752,545,803,776/1,353,239,807.67
  6. Step 6: Final answer
    x = 1,970,942,428.26

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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.