Home / 1,624,844,733.40-2,435,566,027.98-679,984,173.12

Finding the Fourth Proportional to 1,624,844,733.40, 2,435,566,027.98 and 679,984,173.12

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Solution

The fourth proportional to 1,624,844,733.40, 2,435,566,027.98 and 679,984,173.12 is: 1,019,264,374.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,624,844,733.40 : 2,435,566,027.98 = 679,984,173.12 : x
  2. Step 2: Convert to fraction form
    1,624,844,733.40/2,435,566,027.98 = 679,984,173.12/x
  3. Step 3: Cross multiply
    1,624,844,733.40x = 2,435,566,027.98 × 679,984,173.12
  4. Step 4: Simplify right side
    1,624,844,733.40x = 1,656,146,351,609,340,160
  5. Step 5: Solve for x
    x = 1,656,146,351,609,340,160/1,624,844,733.40
  6. Step 6: Final answer
    x = 1,019,264,374.97

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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.