Home / 105,880,100.89-146,118,931.95-58,836,998.65

Finding the Fourth Proportional to 105,880,100.89, 146,118,931.95 and 58,836,998.65

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Solution

The fourth proportional to 105,880,100.89, 146,118,931.95 and 58,836,998.65 is: 81,197,499.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,880,100.89 : 146,118,931.95 = 58,836,998.65 : x
  2. Step 2: Convert to fraction form
    105,880,100.89/146,118,931.95 = 58,836,998.65/x
  3. Step 3: Cross multiply
    105,880,100.89x = 146,118,931.95 × 58,836,998.65
  4. Step 4: Simplify right side
    105,880,100.89x = 8,597,199,401,881,591
  5. Step 5: Solve for x
    x = 8,597,199,401,881,591/105,880,100.89
  6. Step 6: Final answer
    x = 81,197,499.15

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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.