Home / 110,602,775.40-165,904,163.10-87,759,997.80

Finding the Fourth Proportional to 110,602,775.40, 165,904,163.10 and 87,759,997.80

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Solution

The fourth proportional to 110,602,775.40, 165,904,163.10 and 87,759,997.80 is: 131,639,996.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,602,775.40 : 165,904,163.10 = 87,759,997.80 : x
  2. Step 2: Convert to fraction form
    110,602,775.40/165,904,163.10 = 87,759,997.80/x
  3. Step 3: Cross multiply
    110,602,775.40x = 165,904,163.10 × 87,759,997.80
  4. Step 4: Simplify right side
    110,602,775.40x = 14,559,748,988,666,840
  5. Step 5: Solve for x
    x = 14,559,748,988,666,840/110,602,775.40
  6. Step 6: Final answer
    x = 131,639,996.70

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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.