Home / 2,134,169,856-2,945,154,401.28-1,157,421,312

Finding the Fourth Proportional to 2,134,169,856, 2,945,154,401.28 and 1,157,421,312

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Solution

The fourth proportional to 2,134,169,856, 2,945,154,401.28 and 1,157,421,312 is: 1,597,241,410.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,134,169,856 : 2,945,154,401.28 = 1,157,421,312 : x
  2. Step 2: Convert to fraction form
    2,134,169,856/2,945,154,401.28 = 1,157,421,312/x
  3. Step 3: Cross multiply
    2,134,169,856x = 2,945,154,401.28 × 1,157,421,312
  4. Step 4: Simplify right side
    2,134,169,856x = 3,408,784,471,172,072,448
  5. Step 5: Solve for x
    x = 3,408,784,471,172,072,448/2,134,169,856
  6. Step 6: Final answer
    x = 1,597,241,410.56

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Why These Related Problems?

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