Home / 146,796,533.80-220,187,802.30-49,742,722.60

Finding the Fourth Proportional to 146,796,533.80, 220,187,802.30 and 49,742,722.60

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Solution

The fourth proportional to 146,796,533.80, 220,187,802.30 and 49,742,722.60 is: 74,611,712.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,796,533.80 : 220,187,802.30 = 49,742,722.60 : x
  2. Step 2: Convert to fraction form
    146,796,533.80/220,187,802.30 = 49,742,722.60/x
  3. Step 3: Cross multiply
    146,796,533.80x = 220,187,802.30 × 49,742,722.60
  4. Step 4: Simplify right side
    146,796,533.80x = 10,952,740,769,712,542
  5. Step 5: Solve for x
    x = 10,952,740,769,712,542/146,796,533.80
  6. Step 6: Final answer
    x = 74,611,712.46

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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.