Home / 862,966,001.52-1,295,370,173.16-371,921,606.64

Finding the Fourth Proportional to 862,966,001.52, 1,295,370,173.16 and 371,921,606.64

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Solution

The fourth proportional to 862,966,001.52, 1,295,370,173.16 and 371,921,606.64 is: 558,279,416.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,966,001.52 : 1,295,370,173.16 = 371,921,606.64 : x
  2. Step 2: Convert to fraction form
    862,966,001.52/1,295,370,173.16 = 371,921,606.64/x
  3. Step 3: Cross multiply
    862,966,001.52x = 1,295,370,173.16 × 371,921,606.64
  4. Step 4: Simplify right side
    862,966,001.52x = 481,776,155,995,202,240
  5. Step 5: Solve for x
    x = 481,776,155,995,202,240/862,966,001.52
  6. Step 6: Final answer
    x = 558,279,416.74

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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.