Home / 73,816,208.40-110,724,312.60-70,121,053.20

Finding the Fourth Proportional to 73,816,208.40, 110,724,312.60 and 70,121,053.20

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Solution

The fourth proportional to 73,816,208.40, 110,724,312.60 and 70,121,053.20 is: 105,181,579.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,816,208.40 : 110,724,312.60 = 70,121,053.20 : x
  2. Step 2: Convert to fraction form
    73,816,208.40/110,724,312.60 = 70,121,053.20/x
  3. Step 3: Cross multiply
    73,816,208.40x = 110,724,312.60 × 70,121,053.20
  4. Step 4: Simplify right side
    73,816,208.40x = 7,764,105,414,358,030
  5. Step 5: Solve for x
    x = 7,764,105,414,358,030/73,816,208.40
  6. Step 6: Final answer
    x = 105,181,579.80

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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.