Home / 127,607,342.15-191,451,166.14-45,670,359.26

Finding the Fourth Proportional to 127,607,342.15, 191,451,166.14 and 45,670,359.26

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Solution

The fourth proportional to 127,607,342.15, 191,451,166.14 and 45,670,359.26 is: 68,519,909.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,607,342.15 : 191,451,166.14 = 45,670,359.26 : x
  2. Step 2: Convert to fraction form
    127,607,342.15/191,451,166.14 = 45,670,359.26/x
  3. Step 3: Cross multiply
    127,607,342.15x = 191,451,166.14 × 45,670,359.26
  4. Step 4: Simplify right side
    127,607,342.15x = 8,743,643,538,359,746
  5. Step 5: Solve for x
    x = 8,743,643,538,359,746/127,607,342.15
  6. Step 6: Final answer
    x = 68,519,909.52

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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.