Home / 19,033,652,782.41-28,551,427,505.23-7,243,685,016.46

Finding the Fourth Proportional to 19,033,652,782.41, 28,551,427,505.23 and 7,243,685,016.46

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Solution

The fourth proportional to 19,033,652,782.41, 28,551,427,505.23 and 7,243,685,016.46 is: 10,865,888,433.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,033,652,782.41 : 28,551,427,505.23 = 7,243,685,016.46 : x
  2. Step 2: Convert to fraction form
    19,033,652,782.41/28,551,427,505.23 = 7,243,685,016.46/x
  3. Step 3: Cross multiply
    19,033,652,782.41x = 28,551,427,505.23 × 7,243,685,016.46
  4. Step 4: Simplify right side
    19,033,652,782.41x = 206,817,547,617,999,486,976
  5. Step 5: Solve for x
    x = 206,817,547,617,999,486,976/19,033,652,782.41
  6. Step 6: Final answer
    x = 10,865,888,433.63

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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.