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Finding the Fourth Proportional to 332,938,472.40, 466,879,136.40 and 332,938,472.40

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Solution

The fourth proportional to 332,938,472.40, 466,879,136.40 and 332,938,472.40 is: 466,879,136.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,938,472.40 : 466,879,136.40 = 332,938,472.40 : x
  2. Step 2: Convert to fraction form
    332,938,472.40/466,879,136.40 = 332,938,472.40/x
  3. Step 3: Cross multiply
    332,938,472.40x = 466,879,136.40 × 332,938,472.40
  4. Step 4: Simplify right side
    332,938,472.40x = 155,442,026,468,447,232
  5. Step 5: Solve for x
    x = 155,442,026,468,447,232/332,938,472.40
  6. Step 6: Final answer
    x = 466,879,136.40

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.