Home / 2,787,301,821.40-4,180,952,732.10-1,547,556,256.60

Finding the Fourth Proportional to 2,787,301,821.40, 4,180,952,732.10 and 1,547,556,256.60

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Solution

The fourth proportional to 2,787,301,821.40, 4,180,952,732.10 and 1,547,556,256.60 is: 2,321,334,384.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,787,301,821.40 : 4,180,952,732.10 = 1,547,556,256.60 : x
  2. Step 2: Convert to fraction form
    2,787,301,821.40/4,180,952,732.10 = 1,547,556,256.60/x
  3. Step 3: Cross multiply
    2,787,301,821.40x = 4,180,952,732.10 × 1,547,556,256.60
  4. Step 4: Simplify right side
    2,787,301,821.40x = 6,470,259,559,110,217,728
  5. Step 5: Solve for x
    x = 6,470,259,559,110,217,728/2,787,301,821.40
  6. Step 6: Final answer
    x = 2,321,334,384.90

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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.