Home / 2,645,010,901.50-3,649,293,170.26-1,500,388,501.15

Finding the Fourth Proportional to 2,645,010,901.50, 3,649,293,170.26 and 1,500,388,501.15

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Solution

The fourth proportional to 2,645,010,901.50, 3,649,293,170.26 and 1,500,388,501.15 is: 2,070,069,921.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,645,010,901.50 : 3,649,293,170.26 = 1,500,388,501.15 : x
  2. Step 2: Convert to fraction form
    2,645,010,901.50/3,649,293,170.26 = 1,500,388,501.15/x
  3. Step 3: Cross multiply
    2,645,010,901.50x = 3,649,293,170.26 × 1,500,388,501.15
  4. Step 4: Simplify right side
    2,645,010,901.50x = 5,475,357,509,983,333,376
  5. Step 5: Solve for x
    x = 5,475,357,509,983,333,376/2,645,010,901.50
  6. Step 6: Final answer
    x = 2,070,069,921.78

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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.