Home / 2,625,530,006.81-3,938,301,680.91-1,072,821,328.24

Finding the Fourth Proportional to 2,625,530,006.81, 3,938,301,680.91 and 1,072,821,328.24

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Solution

The fourth proportional to 2,625,530,006.81, 3,938,301,680.91 and 1,072,821,328.24 is: 1,609,234,718.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,625,530,006.81 : 3,938,301,680.91 = 1,072,821,328.24 : x
  2. Step 2: Convert to fraction form
    2,625,530,006.81/3,938,301,680.91 = 1,072,821,328.24/x
  3. Step 3: Cross multiply
    2,625,530,006.81x = 3,938,301,680.91 × 1,072,821,328.24
  4. Step 4: Simplify right side
    2,625,530,006.81x = 4,225,094,040,323,690,496
  5. Step 5: Solve for x
    x = 4,225,094,040,323,690,496/2,625,530,006.81
  6. Step 6: Final answer
    x = 1,609,234,718.08

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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.