Home / 983,403,074.32-1,357,079,850.48-537,356,638.60

Finding the Fourth Proportional to 983,403,074.32, 1,357,079,850.48 and 537,356,638.60

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Solution

The fourth proportional to 983,403,074.32, 1,357,079,850.48 and 537,356,638.60 is: 741,543,204.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,403,074.32 : 1,357,079,850.48 = 537,356,638.60 : x
  2. Step 2: Convert to fraction form
    983,403,074.32/1,357,079,850.48 = 537,356,638.60/x
  3. Step 3: Cross multiply
    983,403,074.32x = 1,357,079,850.48 × 537,356,638.60
  4. Step 4: Simplify right side
    983,403,074.32x = 729,235,866,765,723,392
  5. Step 5: Solve for x
    x = 729,235,866,765,723,392/983,403,074.32
  6. Step 6: Final answer
    x = 741,543,204.21

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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.