Home / 8,499,297,217.68-12,742,228,342.29-4,242,804,069.40

Finding the Fourth Proportional to 8,499,297,217.68, 12,742,228,342.29 and 4,242,804,069.40

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Solution

The fourth proportional to 8,499,297,217.68, 12,742,228,342.29 and 4,242,804,069.40 is: 6,360,852,771.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,499,297,217.68 : 12,742,228,342.29 = 4,242,804,069.40 : x
  2. Step 2: Convert to fraction form
    8,499,297,217.68/12,742,228,342.29 = 4,242,804,069.40/x
  3. Step 3: Cross multiply
    8,499,297,217.68x = 12,742,228,342.29 × 4,242,804,069.40
  4. Step 4: Simplify right side
    8,499,297,217.68x = 54,062,778,263,831,314,432
  5. Step 5: Solve for x
    x = 54,062,778,263,831,314,432/8,499,297,217.68
  6. Step 6: Final answer
    x = 6,360,852,771.61

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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.