Home / 288,912,040.31-433,277,026.59-94,778,217.65

Finding the Fourth Proportional to 288,912,040.31, 433,277,026.59 and 94,778,217.65

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Solution

The fourth proportional to 288,912,040.31, 433,277,026.59 and 94,778,217.65 is: 142,137,462.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,912,040.31 : 433,277,026.59 = 94,778,217.65 : x
  2. Step 2: Convert to fraction form
    288,912,040.31/433,277,026.59 = 94,778,217.65/x
  3. Step 3: Cross multiply
    288,912,040.31x = 433,277,026.59 × 94,778,217.65
  4. Step 4: Simplify right side
    288,912,040.31x = 41,065,224,330,330,472
  5. Step 5: Solve for x
    x = 41,065,224,330,330,472/288,912,040.31
  6. Step 6: Final answer
    x = 142,137,462.62

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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.