Home / 1,314,916,898.18-1,814,586,297.80-712,092,200.75

Finding the Fourth Proportional to 1,314,916,898.18, 1,814,586,297.80 and 712,092,200.75

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Solution

The fourth proportional to 1,314,916,898.18, 1,814,586,297.80 and 712,092,200.75 is: 982,687,766.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,916,898.18 : 1,814,586,297.80 = 712,092,200.75 : x
  2. Step 2: Convert to fraction form
    1,314,916,898.18/1,814,586,297.80 = 712,092,200.75/x
  3. Step 3: Cross multiply
    1,314,916,898.18x = 1,814,586,297.80 × 712,092,200.75
  4. Step 4: Simplify right side
    1,314,916,898.18x = 1,292,152,750,238,563,584
  5. Step 5: Solve for x
    x = 1,292,152,750,238,563,584/1,314,916,898.18
  6. Step 6: Final answer
    x = 982,687,766.83

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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.