Home / 133,980,804.40-200,971,206.60-53,201,772.40

Finding the Fourth Proportional to 133,980,804.40, 200,971,206.60 and 53,201,772.40

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Solution

The fourth proportional to 133,980,804.40, 200,971,206.60 and 53,201,772.40 is: 79,802,658.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,980,804.40 : 200,971,206.60 = 53,201,772.40 : x
  2. Step 2: Convert to fraction form
    133,980,804.40/200,971,206.60 = 53,201,772.40/x
  3. Step 3: Cross multiply
    133,980,804.40x = 200,971,206.60 × 53,201,772.40
  4. Step 4: Simplify right side
    133,980,804.40x = 10,692,024,392,486,578
  5. Step 5: Solve for x
    x = 10,692,024,392,486,578/133,980,804.40
  6. Step 6: Final answer
    x = 79,802,658.60

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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.