Home / 161,411,170,301.10-242,023,084,862.40-76,420,251,302.94

Finding the Fourth Proportional to 161,411,170,301.10, 242,023,084,862.40 and 76,420,251,302.94

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Solution

The fourth proportional to 161,411,170,301.10, 242,023,084,862.40 and 76,420,251,302.94 is: 114,586,028,536.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,411,170,301.10 : 242,023,084,862.40 = 76,420,251,302.94 : x
  2. Step 2: Convert to fraction form
    161,411,170,301.10/242,023,084,862.40 = 76,420,251,302.94/x
  3. Step 3: Cross multiply
    161,411,170,301.10x = 242,023,084,862.40 × 76,420,251,302.94
  4. Step 4: Simplify right side
    161,411,170,301.10x = 18,495,464,966,297,382,551,552
  5. Step 5: Solve for x
    x = 18,495,464,966,297,382,551,552/161,411,170,301.10
  6. Step 6: Final answer
    x = 114,586,028,536.91

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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.