Home / 938,564,597.88-1,407,846,898.98-500,538,226.50

Finding the Fourth Proportional to 938,564,597.88, 1,407,846,898.98 and 500,538,226.50

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Solution

The fourth proportional to 938,564,597.88, 1,407,846,898.98 and 500,538,226.50 is: 750,807,340.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,564,597.88 : 1,407,846,898.98 = 500,538,226.50 : x
  2. Step 2: Convert to fraction form
    938,564,597.88/1,407,846,898.98 = 500,538,226.50/x
  3. Step 3: Cross multiply
    938,564,597.88x = 1,407,846,898.98 × 500,538,226.50
  4. Step 4: Simplify right side
    938,564,597.88x = 704,681,189,998,973,824
  5. Step 5: Solve for x
    x = 704,681,189,998,973,824/938,564,597.88
  6. Step 6: Final answer
    x = 750,807,340.90

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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.