Home / 217,683,472.04-300,403,180.74-119,898,332.84

Finding the Fourth Proportional to 217,683,472.04, 300,403,180.74 and 119,898,332.84

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Solution

The fourth proportional to 217,683,472.04, 300,403,180.74 and 119,898,332.84 is: 165,459,693.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,683,472.04 : 300,403,180.74 = 119,898,332.84 : x
  2. Step 2: Convert to fraction form
    217,683,472.04/300,403,180.74 = 119,898,332.84/x
  3. Step 3: Cross multiply
    217,683,472.04x = 300,403,180.74 × 119,898,332.84
  4. Step 4: Simplify right side
    217,683,472.04x = 36,017,840,550,559,200
  5. Step 5: Solve for x
    x = 36,017,840,550,559,200/217,683,472.04
  6. Step 6: Final answer
    x = 165,459,693.44

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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.