Home / 1,724,365,800.72-2,379,625,759.80-931,411,776.24

Finding the Fourth Proportional to 1,724,365,800.72, 2,379,625,759.80 and 931,411,776.24

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Solution

The fourth proportional to 1,724,365,800.72, 2,379,625,759.80 and 931,411,776.24 is: 1,285,348,766.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,724,365,800.72 : 2,379,625,759.80 = 931,411,776.24 : x
  2. Step 2: Convert to fraction form
    1,724,365,800.72/2,379,625,759.80 = 931,411,776.24/x
  3. Step 3: Cross multiply
    1,724,365,800.72x = 2,379,625,759.80 × 931,411,776.24
  4. Step 4: Simplify right side
    1,724,365,800.72x = 2,216,411,455,721,777,664
  5. Step 5: Solve for x
    x = 2,216,411,455,721,777,664/1,724,365,800.72
  6. Step 6: Final answer
    x = 1,285,348,766.95

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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.