Home / 955,095,389.87-1,432,935,464.83-489,086,765.37

Finding the Fourth Proportional to 955,095,389.87, 1,432,935,464.83 and 489,086,765.37

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Solution

The fourth proportional to 955,095,389.87, 1,432,935,464.83 and 489,086,765.37 is: 733,779,870.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,095,389.87 : 1,432,935,464.83 = 489,086,765.37 : x
  2. Step 2: Convert to fraction form
    955,095,389.87/1,432,935,464.83 = 489,086,765.37/x
  3. Step 3: Cross multiply
    955,095,389.87x = 1,432,935,464.83 × 489,086,765.37
  4. Step 4: Simplify right side
    955,095,389.87x = 700,829,771,476,439,424
  5. Step 5: Solve for x
    x = 700,829,771,476,439,424/955,095,389.87
  6. Step 6: Final answer
    x = 733,779,870.49

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1.5x scale

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.