Home / 91,637,449.89-126,452,189.93-53,954,652.57

Finding the Fourth Proportional to 91,637,449.89, 126,452,189.93 and 53,954,652.57

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Solution

The fourth proportional to 91,637,449.89, 126,452,189.93 and 53,954,652.57 is: 74,453,010.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,637,449.89 : 126,452,189.93 = 53,954,652.57 : x
  2. Step 2: Convert to fraction form
    91,637,449.89/126,452,189.93 = 53,954,652.57/x
  3. Step 3: Cross multiply
    91,637,449.89x = 126,452,189.93 × 53,954,652.57
  4. Step 4: Simplify right side
    91,637,449.89x = 6,822,683,974,119,029
  5. Step 5: Solve for x
    x = 6,822,683,974,119,029/91,637,449.89
  6. Step 6: Final answer
    x = 74,453,010.01

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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.