Home / 1,434,672,330.90-2,152,008,496.35-399,692,951.70

Finding the Fourth Proportional to 1,434,672,330.90, 2,152,008,496.35 and 399,692,951.70

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Solution

The fourth proportional to 1,434,672,330.90, 2,152,008,496.35 and 399,692,951.70 is: 599,539,427.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,434,672,330.90 : 2,152,008,496.35 = 399,692,951.70 : x
  2. Step 2: Convert to fraction form
    1,434,672,330.90/2,152,008,496.35 = 399,692,951.70/x
  3. Step 3: Cross multiply
    1,434,672,330.90x = 2,152,008,496.35 × 399,692,951.70
  4. Step 4: Simplify right side
    1,434,672,330.90x = 860,142,627,989,610,112
  5. Step 5: Solve for x
    x = 860,142,627,989,610,112/1,434,672,330.90
  6. Step 6: Final answer
    x = 599,539,427.55

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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.