Home / 140,225,864.16-210,343,081.32-48,108,310.06

Finding the Fourth Proportional to 140,225,864.16, 210,343,081.32 and 48,108,310.06

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Solution

The fourth proportional to 140,225,864.16, 210,343,081.32 and 48,108,310.06 is: 72,163,935.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,225,864.16 : 210,343,081.32 = 48,108,310.06 : x
  2. Step 2: Convert to fraction form
    140,225,864.16/210,343,081.32 = 48,108,310.06/x
  3. Step 3: Cross multiply
    140,225,864.16x = 210,343,081.32 × 48,108,310.06
  4. Step 4: Simplify right side
    140,225,864.16x = 10,119,250,175,118,354
  5. Step 5: Solve for x
    x = 10,119,250,175,118,354/140,225,864.16
  6. Step 6: Final answer
    x = 72,163,935.21

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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.