Home / 201,205,334.90-301,808,002.35-109,372,330.10

Finding the Fourth Proportional to 201,205,334.90, 301,808,002.35 and 109,372,330.10

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Solution

The fourth proportional to 201,205,334.90, 301,808,002.35 and 109,372,330.10 is: 164,058,495.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,205,334.90 : 301,808,002.35 = 109,372,330.10 : x
  2. Step 2: Convert to fraction form
    201,205,334.90/301,808,002.35 = 109,372,330.10/x
  3. Step 3: Cross multiply
    201,205,334.90x = 301,808,002.35 × 109,372,330.10
  4. Step 4: Simplify right side
    201,205,334.90x = 33,009,444,459,845,776
  5. Step 5: Solve for x
    x = 33,009,444,459,845,776/201,205,334.90
  6. Step 6: Final answer
    x = 164,058,495.15

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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.