Home / 101,798,527.45-140,477,831.16-57,744,580.57

Finding the Fourth Proportional to 101,798,527.45, 140,477,831.16 and 57,744,580.57

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Solution

The fourth proportional to 101,798,527.45, 140,477,831.16 and 57,744,580.57 is: 79,685,174.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,798,527.45 : 140,477,831.16 = 57,744,580.57 : x
  2. Step 2: Convert to fraction form
    101,798,527.45/140,477,831.16 = 57,744,580.57/x
  3. Step 3: Cross multiply
    101,798,527.45x = 140,477,831.16 × 57,744,580.57
  4. Step 4: Simplify right side
    101,798,527.45x = 8,111,833,439,717,476
  5. Step 5: Solve for x
    x = 8,111,833,439,717,476/101,798,527.45
  6. Step 6: Final answer
    x = 79,685,174.66

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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.