Home / 7,663,798,398.78-11,495,649,359.70-4,124,207,147.76

Finding the Fourth Proportional to 7,663,798,398.78, 11,495,649,359.70 and 4,124,207,147.76

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Solution

The fourth proportional to 7,663,798,398.78, 11,495,649,359.70 and 4,124,207,147.76 is: 6,186,284,762.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,663,798,398.78 : 11,495,649,359.70 = 4,124,207,147.76 : x
  2. Step 2: Convert to fraction form
    7,663,798,398.78/11,495,649,359.70 = 4,124,207,147.76/x
  3. Step 3: Cross multiply
    7,663,798,398.78x = 11,495,649,359.70 × 4,124,207,147.76
  4. Step 4: Simplify right side
    7,663,798,398.78x = 47,410,439,257,417,416,704
  5. Step 5: Solve for x
    x = 47,410,439,257,417,416,704/7,663,798,398.78
  6. Step 6: Final answer
    x = 6,186,284,762.52

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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.