Home / 1,365,355,178.95-1,884,193,422.21-738,830,329.87

Finding the Fourth Proportional to 1,365,355,178.95, 1,884,193,422.21 and 738,830,329.87

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Solution

The fourth proportional to 1,365,355,178.95, 1,884,193,422.21 and 738,830,329.87 is: 1,019,587,627.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,355,178.95 : 1,884,193,422.21 = 738,830,329.87 : x
  2. Step 2: Convert to fraction form
    1,365,355,178.95/1,884,193,422.21 = 738,830,329.87/x
  3. Step 3: Cross multiply
    1,365,355,178.95x = 1,884,193,422.21 × 738,830,329.87
  4. Step 4: Simplify right side
    1,365,355,178.95x = 1,392,099,247,670,298,624
  5. Step 5: Solve for x
    x = 1,392,099,247,670,298,624/1,365,355,178.95
  6. Step 6: Final answer
    x = 1,019,587,627.55

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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.