Home / 181,920,706.40-251,076,178.56-115,820,089.28

Finding the Fourth Proportional to 181,920,706.40, 251,076,178.56 and 115,820,089.28

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Solution

The fourth proportional to 181,920,706.40, 251,076,178.56 and 115,820,089.28 is: 159,848,023.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,920,706.40 : 251,076,178.56 = 115,820,089.28 : x
  2. Step 2: Convert to fraction form
    181,920,706.40/251,076,178.56 = 115,820,089.28/x
  3. Step 3: Cross multiply
    181,920,706.40x = 251,076,178.56 × 115,820,089.28
  4. Step 4: Simplify right side
    181,920,706.40x = 29,079,665,416,900,424
  5. Step 5: Solve for x
    x = 29,079,665,416,900,424/181,920,706.40
  6. Step 6: Final answer
    x = 159,848,023.86

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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.