Home / 177,664,009.60-266,496,014.40-137,303,459.20

Finding the Fourth Proportional to 177,664,009.60, 266,496,014.40 and 137,303,459.20

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Solution

The fourth proportional to 177,664,009.60, 266,496,014.40 and 137,303,459.20 is: 205,955,188.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,664,009.60 : 266,496,014.40 = 137,303,459.20 : x
  2. Step 2: Convert to fraction form
    177,664,009.60/266,496,014.40 = 137,303,459.20/x
  3. Step 3: Cross multiply
    177,664,009.60x = 266,496,014.40 × 137,303,459.20
  4. Step 4: Simplify right side
    177,664,009.60x = 36,590,824,640,133,008
  5. Step 5: Solve for x
    x = 36,590,824,640,133,008/177,664,009.60
  6. Step 6: Final answer
    x = 205,955,188.80

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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.