Home / 1,300,438,399.46-1,794,609,689.58-705,722,754.60

Finding the Fourth Proportional to 1,300,438,399.46, 1,794,609,689.58 and 705,722,754.60

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Solution

The fourth proportional to 1,300,438,399.46, 1,794,609,689.58 and 705,722,754.60 is: 973,899,951.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,438,399.46 : 1,794,609,689.58 = 705,722,754.60 : x
  2. Step 2: Convert to fraction form
    1,300,438,399.46/1,794,609,689.58 = 705,722,754.60/x
  3. Step 3: Cross multiply
    1,300,438,399.46x = 1,794,609,689.58 × 705,722,754.60
  4. Step 4: Simplify right side
    1,300,438,399.46x = 1,266,496,893,562,248,448
  5. Step 5: Solve for x
    x = 1,266,496,893,562,248,448/1,300,438,399.46
  6. Step 6: Final answer
    x = 973,899,951.04

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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.