Home / 35,423,922,615.88-53,155,496,723.82-21,223,993,157.32

Finding the Fourth Proportional to 35,423,922,615.88, 53,155,496,723.82 and 21,223,993,157.32

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Solution

The fourth proportional to 35,423,922,615.88, 53,155,496,723.82 and 21,223,993,157.32 is: 31,847,740,606.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,423,922,615.88 : 53,155,496,723.82 = 21,223,993,157.32 : x
  2. Step 2: Convert to fraction form
    35,423,922,615.88/53,155,496,723.82 = 21,223,993,157.32/x
  3. Step 3: Cross multiply
    35,423,922,615.88x = 53,155,496,723.82 × 21,223,993,157.32
  4. Step 4: Simplify right side
    35,423,922,615.88x = 1,128,171,898,740,301,365,248
  5. Step 5: Solve for x
    x = 1,128,171,898,740,301,365,248/35,423,922,615.88
  6. Step 6: Final answer
    x = 31,847,740,606.64

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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.