Home / 733,666,205.60-1,101,774,766.80-389,292,437.60

Finding the Fourth Proportional to 733,666,205.60, 1,101,774,766.80 and 389,292,437.60

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Solution

The fourth proportional to 733,666,205.60, 1,101,774,766.80 and 389,292,437.60 is: 584,615,430.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,666,205.60 : 1,101,774,766.80 = 389,292,437.60 : x
  2. Step 2: Convert to fraction form
    733,666,205.60/1,101,774,766.80 = 389,292,437.60/x
  3. Step 3: Cross multiply
    733,666,205.60x = 1,101,774,766.80 × 389,292,437.60
  4. Step 4: Simplify right side
    733,666,205.60x = 428,912,584,653,743,552
  5. Step 5: Solve for x
    x = 428,912,584,653,743,552/733,666,205.60
  6. Step 6: Final answer
    x = 584,615,430.53

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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.