Home / 1,365,434,034.42-1,884,298,969.92-738,902,462.16

Finding the Fourth Proportional to 1,365,434,034.42, 1,884,298,969.92 and 738,902,462.16

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Solution

The fourth proportional to 1,365,434,034.42, 1,884,298,969.92 and 738,902,462.16 is: 1,019,685,399.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,434,034.42 : 1,884,298,969.92 = 738,902,462.16 : x
  2. Step 2: Convert to fraction form
    1,365,434,034.42/1,884,298,969.92 = 738,902,462.16/x
  3. Step 3: Cross multiply
    1,365,434,034.42x = 1,884,298,969.92 × 738,902,462.16
  4. Step 4: Simplify right side
    1,365,434,034.42x = 1,392,313,148,319,439,872
  5. Step 5: Solve for x
    x = 1,392,313,148,319,439,872/1,365,434,034.42
  6. Step 6: Final answer
    x = 1,019,685,399.09

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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.