Home / 114,581,928.36-171,871,191.60-28,320,330.36

Finding the Fourth Proportional to 114,581,928.36, 171,871,191.60 and 28,320,330.36

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Solution

The fourth proportional to 114,581,928.36, 171,871,191.60 and 28,320,330.36 is: 42,480,075.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,581,928.36 : 171,871,191.60 = 28,320,330.36 : x
  2. Step 2: Convert to fraction form
    114,581,928.36/171,871,191.60 = 28,320,330.36/x
  3. Step 3: Cross multiply
    114,581,928.36x = 171,871,191.60 × 28,320,330.36
  4. Step 4: Simplify right side
    114,581,928.36x = 4,867,448,925,478,857
  5. Step 5: Solve for x
    x = 4,867,448,925,478,857/114,581,928.36
  6. Step 6: Final answer
    x = 42,480,075.13

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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.