Home / 786,590,120.70-1,179,885,181.05-241,330,779.90

Finding the Fourth Proportional to 786,590,120.70, 1,179,885,181.05 and 241,330,779.90

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Solution

The fourth proportional to 786,590,120.70, 1,179,885,181.05 and 241,330,779.90 is: 361,996,169.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,590,120.70 : 1,179,885,181.05 = 241,330,779.90 : x
  2. Step 2: Convert to fraction form
    786,590,120.70/1,179,885,181.05 = 241,330,779.90/x
  3. Step 3: Cross multiply
    786,590,120.70x = 1,179,885,181.05 × 241,330,779.90
  4. Step 4: Simplify right side
    786,590,120.70x = 284,742,610,935,249,184
  5. Step 5: Solve for x
    x = 284,742,610,935,249,184/786,590,120.70
  6. Step 6: Final answer
    x = 361,996,169.85

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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.