Home / 8,108,298,652.08-12,158,014,211.52-6,438,311,627.52

Finding the Fourth Proportional to 8,108,298,652.08, 12,158,014,211.52 and 6,438,311,627.52

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Solution

The fourth proportional to 8,108,298,652.08, 12,158,014,211.52 and 6,438,311,627.52 is: 9,653,946,854.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,108,298,652.08 : 12,158,014,211.52 = 6,438,311,627.52 : x
  2. Step 2: Convert to fraction form
    8,108,298,652.08/12,158,014,211.52 = 6,438,311,627.52/x
  3. Step 3: Cross multiply
    8,108,298,652.08x = 12,158,014,211.52 × 6,438,311,627.52
  4. Step 4: Simplify right side
    8,108,298,652.08x = 78,277,084,265,582,624,768
  5. Step 5: Solve for x
    x = 78,277,084,265,582,624,768/8,108,298,652.08
  6. Step 6: Final answer
    x = 9,653,946,854.25

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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.