Home / 371,418,009.10-555,804,316.05-323,422,981.90

Finding the Fourth Proportional to 371,418,009.10, 555,804,316.05 and 323,422,981.90

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Solution

The fourth proportional to 371,418,009.10, 555,804,316.05 and 323,422,981.90 is: 483,982,695.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,418,009.10 : 555,804,316.05 = 323,422,981.90 : x
  2. Step 2: Convert to fraction form
    371,418,009.10/555,804,316.05 = 323,422,981.90/x
  3. Step 3: Cross multiply
    371,418,009.10x = 555,804,316.05 × 323,422,981.90
  4. Step 4: Simplify right side
    371,418,009.10x = 179,759,889,249,780,992
  5. Step 5: Solve for x
    x = 179,759,889,249,780,992/371,418,009.10
  6. Step 6: Final answer
    x = 483,982,695.63

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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.