Home / 852,584,810.88-1,176,595,568.64-522,496,202.88

Finding the Fourth Proportional to 852,584,810.88, 1,176,595,568.64 and 522,496,202.88

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Solution

The fourth proportional to 852,584,810.88, 1,176,595,568.64 and 522,496,202.88 is: 721,062,244.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,584,810.88 : 1,176,595,568.64 = 522,496,202.88 : x
  2. Step 2: Convert to fraction form
    852,584,810.88/1,176,595,568.64 = 522,496,202.88/x
  3. Step 3: Cross multiply
    852,584,810.88x = 1,176,595,568.64 × 522,496,202.88
  4. Step 4: Simplify right side
    852,584,810.88x = 614,766,716,939,834,496
  5. Step 5: Solve for x
    x = 614,766,716,939,834,496/852,584,810.88
  6. Step 6: Final answer
    x = 721,062,244.01

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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.