Home / 526,628,306.82-789,843,700.56-264,242,407.07

Finding the Fourth Proportional to 526,628,306.82, 789,843,700.56 and 264,242,407.07

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Solution

The fourth proportional to 526,628,306.82, 789,843,700.56 and 264,242,407.07 is: 396,314,056.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,628,306.82 : 789,843,700.56 = 264,242,407.07 : x
  2. Step 2: Convert to fraction form
    526,628,306.82/789,843,700.56 = 264,242,407.07/x
  3. Step 3: Cross multiply
    526,628,306.82x = 789,843,700.56 × 264,242,407.07
  4. Step 4: Simplify right side
    526,628,306.82x = 208,710,200,641,101,472
  5. Step 5: Solve for x
    x = 208,710,200,641,101,472/526,628,306.82
  6. Step 6: Final answer
    x = 396,314,056.69

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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.