Home / 319,506,950,354.76-440,933,451,470.80-176,936,210,402.64

Finding the Fourth Proportional to 319,506,950,354.76, 440,933,451,470.80 and 176,936,210,402.64

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Solution

The fourth proportional to 319,506,950,354.76, 440,933,451,470.80 and 176,936,210,402.64 is: 244,179,645,720.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,506,950,354.76 : 440,933,451,470.80 = 176,936,210,402.64 : x
  2. Step 2: Convert to fraction form
    319,506,950,354.76/440,933,451,470.80 = 176,936,210,402.64/x
  3. Step 3: Cross multiply
    319,506,950,354.76x = 440,933,451,470.80 × 176,936,210,402.64
  4. Step 4: Simplify right side
    319,506,950,354.76x = 78,017,093,942,999,722,754,048
  5. Step 5: Solve for x
    x = 78,017,093,942,999,722,754,048/319,506,950,354.76
  6. Step 6: Final answer
    x = 244,179,645,720.93

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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.