Home / 332,805,136.70-499,169,913.69-128,316,087.74

Finding the Fourth Proportional to 332,805,136.70, 499,169,913.69 and 128,316,087.74

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Solution

The fourth proportional to 332,805,136.70, 499,169,913.69 and 128,316,087.74 is: 192,459,560.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,805,136.70 : 499,169,913.69 = 128,316,087.74 : x
  2. Step 2: Convert to fraction form
    332,805,136.70/499,169,913.69 = 128,316,087.74/x
  3. Step 3: Cross multiply
    332,805,136.70x = 499,169,913.69 × 128,316,087.74
  4. Step 4: Simplify right side
    332,805,136.70x = 64,051,530,442,214,264
  5. Step 5: Solve for x
    x = 64,051,530,442,214,264/332,805,136.70
  6. Step 6: Final answer
    x = 192,459,560.80

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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.