Home / 283,943,219.28-391,841,904.60-153,563,027.28

Finding the Fourth Proportional to 283,943,219.28, 391,841,904.60 and 153,563,027.28

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Solution

The fourth proportional to 283,943,219.28, 391,841,904.60 and 153,563,027.28 is: 211,917,119.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,943,219.28 : 391,841,904.60 = 153,563,027.28 : x
  2. Step 2: Convert to fraction form
    283,943,219.28/391,841,904.60 = 153,563,027.28/x
  3. Step 3: Cross multiply
    283,943,219.28x = 391,841,904.60 × 153,563,027.28
  4. Step 4: Simplify right side
    283,943,219.28x = 60,172,429,085,536,960
  5. Step 5: Solve for x
    x = 60,172,429,085,536,960/283,943,219.28
  6. Step 6: Final answer
    x = 211,917,119.34

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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.