Home / 133,762,538.40-200,643,807.60-76,366,910.40

Finding the Fourth Proportional to 133,762,538.40, 200,643,807.60 and 76,366,910.40

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Solution

The fourth proportional to 133,762,538.40, 200,643,807.60 and 76,366,910.40 is: 114,550,365.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,762,538.40 : 200,643,807.60 = 76,366,910.40 : x
  2. Step 2: Convert to fraction form
    133,762,538.40/200,643,807.60 = 76,366,910.40/x
  3. Step 3: Cross multiply
    133,762,538.40x = 200,643,807.60 × 76,366,910.40
  4. Step 4: Simplify right side
    133,762,538.40x = 15,322,547,677,304,040
  5. Step 5: Solve for x
    x = 15,322,547,677,304,040/133,762,538.40
  6. Step 6: Final answer
    x = 114,550,365.60

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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.