Home / 98,173,302.48-135,479,568.06-54,119,334.33

Finding the Fourth Proportional to 98,173,302.48, 135,479,568.06 and 54,119,334.33

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Solution

The fourth proportional to 98,173,302.48, 135,479,568.06 and 54,119,334.33 is: 74,684,907.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,173,302.48 : 135,479,568.06 = 54,119,334.33 : x
  2. Step 2: Convert to fraction form
    98,173,302.48/135,479,568.06 = 54,119,334.33/x
  3. Step 3: Cross multiply
    98,173,302.48x = 135,479,568.06 × 54,119,334.33
  4. Step 4: Simplify right side
    98,173,302.48x = 7,332,064,038,723,129
  5. Step 5: Solve for x
    x = 7,332,064,038,723,129/98,173,302.48
  6. Step 6: Final answer
    x = 74,684,907.74

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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.