Home / 78,767,168.16-118,169,310.76-26,952,334.98

Finding the Fourth Proportional to 78,767,168.16, 118,169,310.76 and 26,952,334.98

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Solution

The fourth proportional to 78,767,168.16, 118,169,310.76 and 26,952,334.98 is: 40,434,852.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,767,168.16 : 118,169,310.76 = 26,952,334.98 : x
  2. Step 2: Convert to fraction form
    78,767,168.16/118,169,310.76 = 26,952,334.98/x
  3. Step 3: Cross multiply
    78,767,168.16x = 118,169,310.76 × 26,952,334.98
  4. Step 4: Simplify right side
    78,767,168.16x = 3,184,938,847,959,238.50
  5. Step 5: Solve for x
    x = 3,184,938,847,959,238.50/78,767,168.16
  6. Step 6: Final answer
    x = 40,434,852.77

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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.