Home / 99,864,079,310.63-149,780,173,368.48-29,102,238,173.21

Finding the Fourth Proportional to 99,864,079,310.63, 149,780,173,368.48 and 29,102,238,173.21

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Solution

The fourth proportional to 99,864,079,310.63, 149,780,173,368.48 and 29,102,238,173.21 is: 43,648,710,418.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,864,079,310.63 : 149,780,173,368.48 = 29,102,238,173.21 : x
  2. Step 2: Convert to fraction form
    99,864,079,310.63/149,780,173,368.48 = 29,102,238,173.21/x
  3. Step 3: Cross multiply
    99,864,079,310.63x = 149,780,173,368.48 × 29,102,238,173.21
  4. Step 4: Simplify right side
    99,864,079,310.63x = 4,358,938,278,993,442,373,632
  5. Step 5: Solve for x
    x = 4,358,938,278,993,442,373,632/99,864,079,310.63
  6. Step 6: Final answer
    x = 43,648,710,418.04

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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.