Home / 1,658,647,155.42-2,487,980,034.06-553,248,977.64

Finding the Fourth Proportional to 1,658,647,155.42, 2,487,980,034.06 and 553,248,977.64

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Solution

The fourth proportional to 1,658,647,155.42, 2,487,980,034.06 and 553,248,977.64 is: 829,876,568.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,658,647,155.42 : 2,487,980,034.06 = 553,248,977.64 : x
  2. Step 2: Convert to fraction form
    1,658,647,155.42/2,487,980,034.06 = 553,248,977.64/x
  3. Step 3: Cross multiply
    1,658,647,155.42x = 2,487,980,034.06 × 553,248,977.64
  4. Step 4: Simplify right side
    1,658,647,155.42x = 1,376,472,410,232,427,264
  5. Step 5: Solve for x
    x = 1,376,472,410,232,427,264/1,658,647,155.42
  6. Step 6: Final answer
    x = 829,876,568.83

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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.