Home / 68,569,178,929.80-102,867,013,922.52-26,070,771,837.84

Finding the Fourth Proportional to 68,569,178,929.80, 102,867,013,922.52 and 26,070,771,837.84

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Solution

The fourth proportional to 68,569,178,929.80, 102,867,013,922.52 and 26,070,771,837.84 is: 39,111,193,855.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,569,178,929.80 : 102,867,013,922.52 = 26,070,771,837.84 : x
  2. Step 2: Convert to fraction form
    68,569,178,929.80/102,867,013,922.52 = 26,070,771,837.84/x
  3. Step 3: Cross multiply
    68,569,178,929.80x = 102,867,013,922.52 × 26,070,771,837.84
  4. Step 4: Simplify right side
    68,569,178,929.80x = 2,681,822,449,613,929,971,712
  5. Step 5: Solve for x
    x = 2,681,822,449,613,929,971,712/68,569,178,929.80
  6. Step 6: Final answer
    x = 39,111,193,855.18

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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.