Home / 40,223,947,208.01-60,314,970,497.87-18,970,689,325.29

Finding the Fourth Proportional to 40,223,947,208.01, 60,314,970,497.87 and 18,970,689,325.29

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Solution

The fourth proportional to 40,223,947,208.01, 60,314,970,497.87 and 18,970,689,325.29 is: 28,446,153,259.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,223,947,208.01 : 60,314,970,497.87 = 18,970,689,325.29 : x
  2. Step 2: Convert to fraction form
    40,223,947,208.01/60,314,970,497.87 = 18,970,689,325.29/x
  3. Step 3: Cross multiply
    40,223,947,208.01x = 60,314,970,497.87 × 18,970,689,325.29
  4. Step 4: Simplify right side
    40,223,947,208.01x = 1,144,216,566,979,085,729,792
  5. Step 5: Solve for x
    x = 1,144,216,566,979,085,729,792/40,223,947,208.01
  6. Step 6: Final answer
    x = 28,446,153,259.45

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1.5x scale

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.