Home / 788,832,133.60-1,183,248,200.40-426,035,077.60

Finding the Fourth Proportional to 788,832,133.60, 1,183,248,200.40 and 426,035,077.60

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Solution

The fourth proportional to 788,832,133.60, 1,183,248,200.40 and 426,035,077.60 is: 639,052,616.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,832,133.60 : 1,183,248,200.40 = 426,035,077.60 : x
  2. Step 2: Convert to fraction form
    788,832,133.60/1,183,248,200.40 = 426,035,077.60/x
  3. Step 3: Cross multiply
    788,832,133.60x = 1,183,248,200.40 × 426,035,077.60
  4. Step 4: Simplify right side
    788,832,133.60x = 504,105,238,877,474,432
  5. Step 5: Solve for x
    x = 504,105,238,877,474,432/788,832,133.60
  6. Step 6: Final answer
    x = 639,052,616.40

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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.