Home / 68,723,773,079.84-103,018,803,651.72-32,859,210,147.68

Finding the Fourth Proportional to 68,723,773,079.84, 103,018,803,651.72 and 32,859,210,147.68

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Solution

The fourth proportional to 68,723,773,079.84, 103,018,803,651.72 and 32,859,210,147.68 is: 49,256,849,073.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,723,773,079.84 : 103,018,803,651.72 = 32,859,210,147.68 : x
  2. Step 2: Convert to fraction form
    68,723,773,079.84/103,018,803,651.72 = 32,859,210,147.68/x
  3. Step 3: Cross multiply
    68,723,773,079.84x = 103,018,803,651.72 × 32,859,210,147.68
  4. Step 4: Simplify right side
    68,723,773,079.84x = 3,385,116,518,354,451,431,424
  5. Step 5: Solve for x
    x = 3,385,116,518,354,451,431,424/68,723,773,079.84
  6. Step 6: Final answer
    x = 49,256,849,073.49

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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.