Home / 9,216,583,419-12,714,831,991.62-5,404,160,404.20

Finding the Fourth Proportional to 9,216,583,419, 12,714,831,991.62 and 5,404,160,404.20

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Solution

The fourth proportional to 9,216,583,419, 12,714,831,991.62 and 5,404,160,404.20 is: 7,455,364,799.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,216,583,419 : 12,714,831,991.62 = 5,404,160,404.20 : x
  2. Step 2: Convert to fraction form
    9,216,583,419/12,714,831,991.62 = 5,404,160,404.20/x
  3. Step 3: Cross multiply
    9,216,583,419x = 12,714,831,991.62 × 5,404,160,404.20
  4. Step 4: Simplify right side
    9,216,583,419x = 68,712,991,595,168,235,520
  5. Step 5: Solve for x
    x = 68,712,991,595,168,235,520/9,216,583,419
  6. Step 6: Final answer
    x = 7,455,364,799.66

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1.5x scale

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.