Home / 350,466,161.79-525,700,133.07-143,204,572.71

Finding the Fourth Proportional to 350,466,161.79, 525,700,133.07 and 143,204,572.71

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Solution

The fourth proportional to 350,466,161.79, 525,700,133.07 and 143,204,572.71 is: 214,807,222.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,466,161.79 : 525,700,133.07 = 143,204,572.71 : x
  2. Step 2: Convert to fraction form
    350,466,161.79/525,700,133.07 = 143,204,572.71/x
  3. Step 3: Cross multiply
    350,466,161.79x = 525,700,133.07 × 143,204,572.71
  4. Step 4: Simplify right side
    350,466,161.79x = 75,282,662,927,908,128
  5. Step 5: Solve for x
    x = 75,282,662,927,908,128/350,466,161.79
  6. Step 6: Final answer
    x = 214,807,222.88

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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.