Home / 401,193,885.60-601,790,828.40-171,611,373.60

Finding the Fourth Proportional to 401,193,885.60, 601,790,828.40 and 171,611,373.60

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Solution

The fourth proportional to 401,193,885.60, 601,790,828.40 and 171,611,373.60 is: 257,417,060.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,193,885.60 : 601,790,828.40 = 171,611,373.60 : x
  2. Step 2: Convert to fraction form
    401,193,885.60/601,790,828.40 = 171,611,373.60/x
  3. Step 3: Cross multiply
    401,193,885.60x = 601,790,828.40 × 171,611,373.60
  4. Step 4: Simplify right side
    401,193,885.60x = 103,274,150,681,605,888
  5. Step 5: Solve for x
    x = 103,274,150,681,605,888/401,193,885.60
  6. Step 6: Final answer
    x = 257,417,060.40

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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.