Home / 319,506,950,436.30-440,933,451,583.04-176,936,210,484.30

Finding the Fourth Proportional to 319,506,950,436.30, 440,933,451,583.04 and 176,936,210,484.30

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Solution

The fourth proportional to 319,506,950,436.30, 440,933,451,583.04 and 176,936,210,484.30 is: 244,179,645,833.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,506,950,436.30 : 440,933,451,583.04 = 176,936,210,484.30 : x
  2. Step 2: Convert to fraction form
    319,506,950,436.30/440,933,451,583.04 = 176,936,210,484.30/x
  3. Step 3: Cross multiply
    319,506,950,436.30x = 440,933,451,583.04 × 176,936,210,484.30
  4. Step 4: Simplify right side
    319,506,950,436.30x = 78,017,093,998,865,654,218,752
  5. Step 5: Solve for x
    x = 78,017,093,998,865,654,218,752/319,506,950,436.30
  6. Step 6: Final answer
    x = 244,179,645,833.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.