Home / 40,535,012,150.39-55,938,315,879.05-22,470,482,586.89

Finding the Fourth Proportional to 40,535,012,150.39, 55,938,315,879.05 and 22,470,482,586.89

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Solution

The fourth proportional to 40,535,012,150.39, 55,938,315,879.05 and 22,470,482,586.89 is: 31,009,265,477.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,535,012,150.39 : 55,938,315,879.05 = 22,470,482,586.89 : x
  2. Step 2: Convert to fraction form
    40,535,012,150.39/55,938,315,879.05 = 22,470,482,586.89/x
  3. Step 3: Cross multiply
    40,535,012,150.39x = 55,938,315,879.05 × 22,470,482,586.89
  4. Step 4: Simplify right side
    40,535,012,150.39x = 1,256,960,952,899,753,213,952
  5. Step 5: Solve for x
    x = 1,256,960,952,899,753,213,952/40,535,012,150.39
  6. Step 6: Final answer
    x = 31,009,265,477.37

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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.