Home / 217,831,470.06-300,598,658.67-118,710,089.19

Finding the Fourth Proportional to 217,831,470.06, 300,598,658.67 and 118,710,089.19

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Solution

The fourth proportional to 217,831,470.06, 300,598,658.67 and 118,710,089.19 is: 163,815,143.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,831,470.06 : 300,598,658.67 = 118,710,089.19 : x
  2. Step 2: Convert to fraction form
    217,831,470.06/300,598,658.67 = 118,710,089.19/x
  3. Step 3: Cross multiply
    217,831,470.06x = 300,598,658.67 × 118,710,089.19
  4. Step 4: Simplify right side
    217,831,470.06x = 35,684,093,581,110,068
  5. Step 5: Solve for x
    x = 35,684,093,581,110,068/217,831,470.06
  6. Step 6: Final answer
    x = 163,815,143.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.