Home / 463,574,016,082.40-695,361,024,123.60-389,189,282,194.40

Finding the Fourth Proportional to 463,574,016,082.40, 695,361,024,123.60 and 389,189,282,194.40

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Solution

The fourth proportional to 463,574,016,082.40, 695,361,024,123.60 and 389,189,282,194.40 is: 583,783,923,291.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,574,016,082.40 : 695,361,024,123.60 = 389,189,282,194.40 : x
  2. Step 2: Convert to fraction form
    463,574,016,082.40/695,361,024,123.60 = 389,189,282,194.40/x
  3. Step 3: Cross multiply
    463,574,016,082.40x = 695,361,024,123.60 × 389,189,282,194.40
  4. Step 4: Simplify right side
    463,574,016,082.40x = 270,627,057,844,626,745,458,688
  5. Step 5: Solve for x
    x = 270,627,057,844,626,745,458,688/463,574,016,082.40
  6. Step 6: Final answer
    x = 583,783,923,291.60

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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.