Home / 444,611,117.40-666,438,379.20-168,155,509.20

Finding the Fourth Proportional to 444,611,117.40, 666,438,379.20 and 168,155,509.20

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Solution

The fourth proportional to 444,611,117.40, 666,438,379.20 and 168,155,509.20 is: 252,052,368.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,611,117.40 : 666,438,379.20 = 168,155,509.20 : x
  2. Step 2: Convert to fraction form
    444,611,117.40/666,438,379.20 = 168,155,509.20/x
  3. Step 3: Cross multiply
    444,611,117.40x = 666,438,379.20 × 168,155,509.20
  4. Step 4: Simplify right side
    444,611,117.40x = 112,065,285,004,798,688
  5. Step 5: Solve for x
    x = 112,065,285,004,798,688/444,611,117.40
  6. Step 6: Final answer
    x = 252,052,368.06

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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.