Home / 5,159,754,807.69-7,120,350,030.33-2,987,210,202.37

Finding the Fourth Proportional to 5,159,754,807.69, 7,120,350,030.33 and 2,987,210,202.37

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Solution

The fourth proportional to 5,159,754,807.69, 7,120,350,030.33 and 2,987,210,202.37 is: 4,122,285,466.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,159,754,807.69 : 7,120,350,030.33 = 2,987,210,202.37 : x
  2. Step 2: Convert to fraction form
    5,159,754,807.69/7,120,350,030.33 = 2,987,210,202.37/x
  3. Step 3: Cross multiply
    5,159,754,807.69x = 7,120,350,030.33 × 2,987,210,202.37
  4. Step 4: Simplify right side
    5,159,754,807.69x = 21,269,982,255,047,315,456
  5. Step 5: Solve for x
    x = 21,269,982,255,047,315,456/5,159,754,807.69
  6. Step 6: Final answer
    x = 4,122,285,466.62

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1.5x scale

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.