Home / 163,780,147,127.70-245,670,220,691.55-163,780,147,127.70

Finding the Fourth Proportional to 163,780,147,127.70, 245,670,220,691.55 and 163,780,147,127.70

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Solution

The fourth proportional to 163,780,147,127.70, 245,670,220,691.55 and 163,780,147,127.70 is: 245,670,220,691.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,780,147,127.70 : 245,670,220,691.55 = 163,780,147,127.70 : x
  2. Step 2: Convert to fraction form
    163,780,147,127.70/245,670,220,691.55 = 163,780,147,127.70/x
  3. Step 3: Cross multiply
    163,780,147,127.70x = 245,670,220,691.55 × 163,780,147,127.70
  4. Step 4: Simplify right side
    163,780,147,127.70x = 40,235,904,889,756,586,082,304
  5. Step 5: Solve for x
    x = 40,235,904,889,756,586,082,304/163,780,147,127.70
  6. Step 6: Final answer
    x = 245,670,220,691.55

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Double scale
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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.