Home / 3,470,355,042.96-5,205,521,210.28-1,259,561,809.72

Finding the Fourth Proportional to 3,470,355,042.96, 5,205,521,210.28 and 1,259,561,809.72

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Solution

The fourth proportional to 3,470,355,042.96, 5,205,521,210.28 and 1,259,561,809.72 is: 1,889,338,593.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,470,355,042.96 : 5,205,521,210.28 = 1,259,561,809.72 : x
  2. Step 2: Convert to fraction form
    3,470,355,042.96/5,205,521,210.28 = 1,259,561,809.72/x
  3. Step 3: Cross multiply
    3,470,355,042.96x = 5,205,521,210.28 × 1,259,561,809.72
  4. Step 4: Simplify right side
    3,470,355,042.96x = 6,556,675,716,156,121,088
  5. Step 5: Solve for x
    x = 6,556,675,716,156,121,088/3,470,355,042.96
  6. Step 6: Final answer
    x = 1,889,338,593.60

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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.