Home / 4,800,385,921.60-7,200,977,013.60-1,528,742,785.60

Finding the Fourth Proportional to 4,800,385,921.60, 7,200,977,013.60 and 1,528,742,785.60

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Solution

The fourth proportional to 4,800,385,921.60, 7,200,977,013.60 and 1,528,742,785.60 is: 2,293,240,968.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,800,385,921.60 : 7,200,977,013.60 = 1,528,742,785.60 : x
  2. Step 2: Convert to fraction form
    4,800,385,921.60/7,200,977,013.60 = 1,528,742,785.60/x
  3. Step 3: Cross multiply
    4,800,385,921.60x = 7,200,977,013.60 × 1,528,742,785.60
  4. Step 4: Simplify right side
    4,800,385,921.60x = 11,008,441,658,812,432,384
  5. Step 5: Solve for x
    x = 11,008,441,658,812,432,384/4,800,385,921.60
  6. Step 6: Final answer
    x = 2,293,240,968.25

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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.