Home / 53,834,419.20-80,751,628.80-49,677,369.60

Finding the Fourth Proportional to 53,834,419.20, 80,751,628.80 and 49,677,369.60

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Solution

The fourth proportional to 53,834,419.20, 80,751,628.80 and 49,677,369.60 is: 74,516,054.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,834,419.20 : 80,751,628.80 = 49,677,369.60 : x
  2. Step 2: Convert to fraction form
    53,834,419.20/80,751,628.80 = 49,677,369.60/x
  3. Step 3: Cross multiply
    53,834,419.20x = 80,751,628.80 × 49,677,369.60
  4. Step 4: Simplify right side
    53,834,419.20x = 4,011,528,509,699,604.50
  5. Step 5: Solve for x
    x = 4,011,528,509,699,604.50/53,834,419.20
  6. Step 6: Final answer
    x = 74,516,054.40

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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.