Home / 1,687,872,374.40-2,529,793,022.40-705,297,014.40

Finding the Fourth Proportional to 1,687,872,374.40, 2,529,793,022.40 and 705,297,014.40

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Solution

The fourth proportional to 1,687,872,374.40, 2,529,793,022.40 and 705,297,014.40 is: 1,057,103,305.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,687,872,374.40 : 2,529,793,022.40 = 705,297,014.40 : x
  2. Step 2: Convert to fraction form
    1,687,872,374.40/2,529,793,022.40 = 705,297,014.40/x
  3. Step 3: Cross multiply
    1,687,872,374.40x = 2,529,793,022.40 × 705,297,014.40
  4. Step 4: Simplify right side
    1,687,872,374.40x = 1,784,255,465,748,672,256
  5. Step 5: Solve for x
    x = 1,784,255,465,748,672,256/1,687,872,374.40
  6. Step 6: Final answer
    x = 1,057,103,305.21

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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.