Home / 121,570,365.20-182,355,547.80-36,469,821.20

Finding the Fourth Proportional to 121,570,365.20, 182,355,547.80 and 36,469,821.20

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Solution

The fourth proportional to 121,570,365.20, 182,355,547.80 and 36,469,821.20 is: 54,704,731.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,570,365.20 : 182,355,547.80 = 36,469,821.20 : x
  2. Step 2: Convert to fraction form
    121,570,365.20/182,355,547.80 = 36,469,821.20/x
  3. Step 3: Cross multiply
    121,570,365.20x = 182,355,547.80 × 36,469,821.20
  4. Step 4: Simplify right side
    121,570,365.20x = 6,650,474,223,094,054
  5. Step 5: Solve for x
    x = 6,650,474,223,094,054/121,570,365.20
  6. Step 6: Final answer
    x = 54,704,731.80

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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.