Home / 127,793,353.90-191,494,972.93-75,875,720.22

Finding the Fourth Proportional to 127,793,353.90, 191,494,972.93 and 75,875,720.22

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Solution

The fourth proportional to 127,793,353.90, 191,494,972.93 and 75,875,720.22 is: 113,697,767.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,793,353.90 : 191,494,972.93 = 75,875,720.22 : x
  2. Step 2: Convert to fraction form
    127,793,353.90/191,494,972.93 = 75,875,720.22/x
  3. Step 3: Cross multiply
    127,793,353.90x = 191,494,972.93 × 75,875,720.22
  4. Step 4: Simplify right side
    127,793,353.90x = 14,529,818,989,573,154
  5. Step 5: Solve for x
    x = 14,529,818,989,573,154/127,793,353.90
  6. Step 6: Final answer
    x = 113,697,767.11

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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.