Home / 301,000,154,508.59-415,389,033,846.19-163,831,865,107.07

Finding the Fourth Proportional to 301,000,154,508.59, 415,389,033,846.19 and 163,831,865,107.07

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Solution

The fourth proportional to 301,000,154,508.59, 415,389,033,846.19 and 163,831,865,107.07 is: 226,092,774,839.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,000,154,508.59 : 415,389,033,846.19 = 163,831,865,107.07 : x
  2. Step 2: Convert to fraction form
    301,000,154,508.59/415,389,033,846.19 = 163,831,865,107.07/x
  3. Step 3: Cross multiply
    301,000,154,508.59x = 415,389,033,846.19 × 163,831,865,107.07
  4. Step 4: Simplify right side
    301,000,154,508.59x = 68,053,960,160,045,135,036,416
  5. Step 5: Solve for x
    x = 68,053,960,160,045,135,036,416/301,000,154,508.59
  6. Step 6: Final answer
    x = 226,092,774,839.77

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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.