Home / 539,472,516.42-744,472,063.62-291,953,870.67

Finding the Fourth Proportional to 539,472,516.42, 744,472,063.62 and 291,953,870.67

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Solution

The fourth proportional to 539,472,516.42, 744,472,063.62 and 291,953,870.67 is: 402,896,336.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,472,516.42 : 744,472,063.62 = 291,953,870.67 : x
  2. Step 2: Convert to fraction form
    539,472,516.42/744,472,063.62 = 291,953,870.67/x
  3. Step 3: Cross multiply
    539,472,516.42x = 744,472,063.62 × 291,953,870.67
  4. Step 4: Simplify right side
    539,472,516.42x = 217,351,500,579,541,504
  5. Step 5: Solve for x
    x = 217,351,500,579,541,504/539,472,516.42
  6. Step 6: Final answer
    x = 402,896,336.63

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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.