Home / 841,488,613.92-1,262,232,931.82-228,072,839.67

Finding the Fourth Proportional to 841,488,613.92, 1,262,232,931.82 and 228,072,839.67

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Solution

The fourth proportional to 841,488,613.92, 1,262,232,931.82 and 228,072,839.67 is: 342,109,262.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,488,613.92 : 1,262,232,931.82 = 228,072,839.67 : x
  2. Step 2: Convert to fraction form
    841,488,613.92/1,262,232,931.82 = 228,072,839.67/x
  3. Step 3: Cross multiply
    841,488,613.92x = 1,262,232,931.82 × 228,072,839.67
  4. Step 4: Simplify right side
    841,488,613.92x = 287,881,049,084,036,544
  5. Step 5: Solve for x
    x = 287,881,049,084,036,544/841,488,613.92
  6. Step 6: Final answer
    x = 342,109,262.47

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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.