Home / 151,191,552.84-208,654,829.29-91,655,358.28

Finding the Fourth Proportional to 151,191,552.84, 208,654,829.29 and 91,655,358.28

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Solution

The fourth proportional to 151,191,552.84, 208,654,829.29 and 91,655,358.28 is: 126,490,751.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,191,552.84 : 208,654,829.29 = 91,655,358.28 : x
  2. Step 2: Convert to fraction form
    151,191,552.84/208,654,829.29 = 91,655,358.28/x
  3. Step 3: Cross multiply
    151,191,552.84x = 208,654,829.29 × 91,655,358.28
  4. Step 4: Simplify right side
    151,191,552.84x = 19,124,333,134,383,916
  5. Step 5: Solve for x
    x = 19,124,333,134,383,916/151,191,552.84
  6. Step 6: Final answer
    x = 126,490,751.47

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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.