Home / 127,968,061.60-191,952,092.40-56,164,477.60

Finding the Fourth Proportional to 127,968,061.60, 191,952,092.40 and 56,164,477.60

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Solution

The fourth proportional to 127,968,061.60, 191,952,092.40 and 56,164,477.60 is: 84,246,716.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,968,061.60 : 191,952,092.40 = 56,164,477.60 : x
  2. Step 2: Convert to fraction form
    127,968,061.60/191,952,092.40 = 56,164,477.60/x
  3. Step 3: Cross multiply
    127,968,061.60x = 191,952,092.40 × 56,164,477.60
  4. Step 4: Simplify right side
    127,968,061.60x = 10,780,888,993,872,930
  5. Step 5: Solve for x
    x = 10,780,888,993,872,930/127,968,061.60
  6. Step 6: Final answer
    x = 84,246,716.40

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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.