Home / 92,847,246.45-128,130,361.16-51,035,876.70

Finding the Fourth Proportional to 92,847,246.45, 128,130,361.16 and 51,035,876.70

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Solution

The fourth proportional to 92,847,246.45, 128,130,361.16 and 51,035,876.70 is: 70,430,148.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,847,246.45 : 128,130,361.16 = 51,035,876.70 : x
  2. Step 2: Convert to fraction form
    92,847,246.45/128,130,361.16 = 51,035,876.70/x
  3. Step 3: Cross multiply
    92,847,246.45x = 128,130,361.16 × 51,035,876.70
  4. Step 4: Simplify right side
    92,847,246.45x = 6,539,245,313,433,050
  5. Step 5: Solve for x
    x = 6,539,245,313,433,050/92,847,246.45
  6. Step 6: Final answer
    x = 70,430,148.05

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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.