Home / 328,032,000.10-492,048,000.15-133,878,888.10

Finding the Fourth Proportional to 328,032,000.10, 492,048,000.15 and 133,878,888.10

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Solution

The fourth proportional to 328,032,000.10, 492,048,000.15 and 133,878,888.10 is: 200,818,332.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,032,000.10 : 492,048,000.15 = 133,878,888.10 : x
  2. Step 2: Convert to fraction form
    328,032,000.10/492,048,000.15 = 133,878,888.10/x
  3. Step 3: Cross multiply
    328,032,000.10x = 492,048,000.15 × 133,878,888.10
  4. Step 4: Simplify right side
    328,032,000.10x = 65,874,839,151,910,624
  5. Step 5: Solve for x
    x = 65,874,839,151,910,624/328,032,000.10
  6. Step 6: Final answer
    x = 200,818,332.15

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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.