Home / 130,301,545.80-179,771,130.90-83,286,119.64

Finding the Fourth Proportional to 130,301,545.80, 179,771,130.90 and 83,286,119.64

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Solution

The fourth proportional to 130,301,545.80, 179,771,130.90 and 83,286,119.64 is: 114,906,080.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,301,545.80 : 179,771,130.90 = 83,286,119.64 : x
  2. Step 2: Convert to fraction form
    130,301,545.80/179,771,130.90 = 83,286,119.64/x
  3. Step 3: Cross multiply
    130,301,545.80x = 179,771,130.90 × 83,286,119.64
  4. Step 4: Simplify right side
    130,301,545.80x = 14,972,439,915,955,502
  5. Step 5: Solve for x
    x = 14,972,439,915,955,502/130,301,545.80
  6. Step 6: Final answer
    x = 114,906,080.54

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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.