Home / 517,833,421.03-777,056,585.61-190,538,775.97

Finding the Fourth Proportional to 517,833,421.03, 777,056,585.61 and 190,538,775.97

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Solution

The fourth proportional to 517,833,421.03, 777,056,585.61 and 190,538,775.97 is: 285,920,924.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,833,421.03 : 777,056,585.61 = 190,538,775.97 : x
  2. Step 2: Convert to fraction form
    517,833,421.03/777,056,585.61 = 190,538,775.97/x
  3. Step 3: Cross multiply
    517,833,421.03x = 777,056,585.61 × 190,538,775.97
  4. Step 4: Simplify right side
    517,833,421.03x = 148,059,410,680,328,800
  5. Step 5: Solve for x
    x = 148,059,410,680,328,800/517,833,421.03
  6. Step 6: Final answer
    x = 285,920,924.89

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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.