Home / 153,432,130.76-230,238,997.34-56,455,939.64

Finding the Fourth Proportional to 153,432,130.76, 230,238,997.34 and 56,455,939.64

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Solution

The fourth proportional to 153,432,130.76, 230,238,997.34 and 56,455,939.64 is: 84,717,320.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,432,130.76 : 230,238,997.34 = 56,455,939.64 : x
  2. Step 2: Convert to fraction form
    153,432,130.76/230,238,997.34 = 56,455,939.64/x
  3. Step 3: Cross multiply
    153,432,130.76x = 230,238,997.34 × 56,455,939.64
  4. Step 4: Simplify right side
    153,432,130.76x = 12,998,358,936,601,160
  5. Step 5: Solve for x
    x = 12,998,358,936,601,160/153,432,130.76
  6. Step 6: Final answer
    x = 84,717,320.11

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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.