Home / 176,032,136.90-264,048,205.35-128,256,392.90

Finding the Fourth Proportional to 176,032,136.90, 264,048,205.35 and 128,256,392.90

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Solution

The fourth proportional to 176,032,136.90, 264,048,205.35 and 128,256,392.90 is: 192,384,589.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,032,136.90 : 264,048,205.35 = 128,256,392.90 : x
  2. Step 2: Convert to fraction form
    176,032,136.90/264,048,205.35 = 128,256,392.90/x
  3. Step 3: Cross multiply
    176,032,136.90x = 264,048,205.35 × 128,256,392.90
  4. Step 4: Simplify right side
    176,032,136.90x = 33,865,870,369,909,484
  5. Step 5: Solve for x
    x = 33,865,870,369,909,484/176,032,136.90
  6. Step 6: Final answer
    x = 192,384,589.35

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Similar ratio
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1.5x scale

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.