Home / 124,109,810.40-185,881,280.40-73,091,474.40

Finding the Fourth Proportional to 124,109,810.40, 185,881,280.40 and 73,091,474.40

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Solution

The fourth proportional to 124,109,810.40, 185,881,280.40 and 73,091,474.40 is: 109,470,289.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,109,810.40 : 185,881,280.40 = 73,091,474.40 : x
  2. Step 2: Convert to fraction form
    124,109,810.40/185,881,280.40 = 73,091,474.40/x
  3. Step 3: Cross multiply
    124,109,810.40x = 185,881,280.40 × 73,091,474.40
  4. Step 4: Simplify right side
    124,109,810.40x = 13,586,336,847,795,824
  5. Step 5: Solve for x
    x = 13,586,336,847,795,824/124,109,810.40
  6. Step 6: Final answer
    x = 109,470,289.29

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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.