Home / 86,446,547.40-119,297,181.93-47,288,324.55

Finding the Fourth Proportional to 86,446,547.40, 119,297,181.93 and 47,288,324.55

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Solution

The fourth proportional to 86,446,547.40, 119,297,181.93 and 47,288,324.55 is: 65,258,405.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,446,547.40 : 119,297,181.93 = 47,288,324.55 : x
  2. Step 2: Convert to fraction form
    86,446,547.40/119,297,181.93 = 47,288,324.55/x
  3. Step 3: Cross multiply
    86,446,547.40x = 119,297,181.93 × 47,288,324.55
  4. Step 4: Simplify right side
    86,446,547.40x = 5,641,363,857,006,235
  5. Step 5: Solve for x
    x = 5,641,363,857,006,235/86,446,547.40
  6. Step 6: Final answer
    x = 65,258,405.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.