Home / 31,082,807,206.02-42,894,403,179.30-16,809,634,829.51

Finding the Fourth Proportional to 31,082,807,206.02, 42,894,403,179.30 and 16,809,634,829.51

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Solution

The fourth proportional to 31,082,807,206.02, 42,894,403,179.30 and 16,809,634,829.51 is: 23,197,365,955.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,082,807,206.02 : 42,894,403,179.30 = 16,809,634,829.51 : x
  2. Step 2: Convert to fraction form
    31,082,807,206.02/42,894,403,179.30 = 16,809,634,829.51/x
  3. Step 3: Cross multiply
    31,082,807,206.02x = 42,894,403,179.30 × 16,809,634,829.51
  4. Step 4: Simplify right side
    31,082,807,206.02x = 721,039,253,673,591,308,288
  5. Step 5: Solve for x
    x = 721,039,253,673,591,308,288/31,082,807,206.02
  6. Step 6: Final answer
    x = 23,197,365,955.22

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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.