Home / 133,923,132,378.40-200,884,698,567.60-54,372,791,970.40

Finding the Fourth Proportional to 133,923,132,378.40, 200,884,698,567.60 and 54,372,791,970.40

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Solution

The fourth proportional to 133,923,132,378.40, 200,884,698,567.60 and 54,372,791,970.40 is: 81,559,187,955.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,923,132,378.40 : 200,884,698,567.60 = 54,372,791,970.40 : x
  2. Step 2: Convert to fraction form
    133,923,132,378.40/200,884,698,567.60 = 54,372,791,970.40/x
  3. Step 3: Cross multiply
    133,923,132,378.40x = 200,884,698,567.60 × 54,372,791,970.40
  4. Step 4: Simplify right side
    133,923,132,378.40x = 10,922,661,925,252,625,334,272
  5. Step 5: Solve for x
    x = 10,922,661,925,252,625,334,272/133,923,132,378.40
  6. Step 6: Final answer
    x = 81,559,187,955.60

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Double scale
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1.5x scale

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.