Home / 384,921,258.80-577,404,006.60-112,334,097.20

Finding the Fourth Proportional to 384,921,258.80, 577,404,006.60 and 112,334,097.20

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Solution

The fourth proportional to 384,921,258.80, 577,404,006.60 and 112,334,097.20 is: 168,507,600.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,921,258.80 : 577,404,006.60 = 112,334,097.20 : x
  2. Step 2: Convert to fraction form
    384,921,258.80/577,404,006.60 = 112,334,097.20/x
  3. Step 3: Cross multiply
    384,921,258.80x = 577,404,006.60 × 112,334,097.20
  4. Step 4: Simplify right side
    384,921,258.80x = 64,862,157,801,073,848
  5. Step 5: Solve for x
    x = 64,862,157,801,073,848/384,921,258.80
  6. Step 6: Final answer
    x = 168,507,600.76

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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.