Home / 265,889,568.17-366,988,826.12-155,916,710.57

Finding the Fourth Proportional to 265,889,568.17, 366,988,826.12 and 155,916,710.57

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Solution

The fourth proportional to 265,889,568.17, 366,988,826.12 and 155,916,710.57 is: 215,200,960.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,889,568.17 : 366,988,826.12 = 155,916,710.57 : x
  2. Step 2: Convert to fraction form
    265,889,568.17/366,988,826.12 = 155,916,710.57/x
  3. Step 3: Cross multiply
    265,889,568.17x = 366,988,826.12 × 155,916,710.57
  4. Step 4: Simplify right side
    265,889,568.17x = 57,219,690,584,713,984
  5. Step 5: Solve for x
    x = 57,219,690,584,713,984/265,889,568.17
  6. Step 6: Final answer
    x = 215,200,960.98

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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.