Home / 761,917,059.40-1,142,875,589.10-244,399,813.60

Finding the Fourth Proportional to 761,917,059.40, 1,142,875,589.10 and 244,399,813.60

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Solution

The fourth proportional to 761,917,059.40, 1,142,875,589.10 and 244,399,813.60 is: 366,599,720.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,917,059.40 : 1,142,875,589.10 = 244,399,813.60 : x
  2. Step 2: Convert to fraction form
    761,917,059.40/1,142,875,589.10 = 244,399,813.60/x
  3. Step 3: Cross multiply
    761,917,059.40x = 1,142,875,589.10 × 244,399,813.60
  4. Step 4: Simplify right side
    761,917,059.40x = 279,318,580,944,030,176
  5. Step 5: Solve for x
    x = 279,318,580,944,030,176/761,917,059.40
  6. Step 6: Final answer
    x = 366,599,720.40

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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.