Home / 228,236,419.50-314,966,258.94-130,453,375.02

Finding the Fourth Proportional to 228,236,419.50, 314,966,258.94 and 130,453,375.02

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Solution

The fourth proportional to 228,236,419.50, 314,966,258.94 and 130,453,375.02 is: 180,025,657.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,236,419.50 : 314,966,258.94 = 130,453,375.02 : x
  2. Step 2: Convert to fraction form
    228,236,419.50/314,966,258.94 = 130,453,375.02/x
  3. Step 3: Cross multiply
    228,236,419.50x = 314,966,258.94 × 130,453,375.02
  4. Step 4: Simplify right side
    228,236,419.50x = 41,088,411,496,146,248
  5. Step 5: Solve for x
    x = 41,088,411,496,146,248/228,236,419.50
  6. Step 6: Final answer
    x = 180,025,657.54

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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.