Home / 68,634,102.74-102,951,071.48-17,516,127.02

Finding the Fourth Proportional to 68,634,102.74, 102,951,071.48 and 17,516,127.02

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Solution

The fourth proportional to 68,634,102.74, 102,951,071.48 and 17,516,127.02 is: 26,274,169.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,634,102.74 : 102,951,071.48 = 17,516,127.02 : x
  2. Step 2: Convert to fraction form
    68,634,102.74/102,951,071.48 = 17,516,127.02/x
  3. Step 3: Cross multiply
    68,634,102.74x = 102,951,071.48 × 17,516,127.02
  4. Step 4: Simplify right side
    68,634,102.74x = 1,803,304,044,888,779.50
  5. Step 5: Solve for x
    x = 1,803,304,044,888,779.50/68,634,102.74
  6. Step 6: Final answer
    x = 26,274,169.44

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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.