Home / 699,193,497.60-1,048,790,246.40-245,323,929.60

Finding the Fourth Proportional to 699,193,497.60, 1,048,790,246.40 and 245,323,929.60

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Solution

The fourth proportional to 699,193,497.60, 1,048,790,246.40 and 245,323,929.60 is: 367,985,894.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,193,497.60 : 1,048,790,246.40 = 245,323,929.60 : x
  2. Step 2: Convert to fraction form
    699,193,497.60/1,048,790,246.40 = 245,323,929.60/x
  3. Step 3: Cross multiply
    699,193,497.60x = 1,048,790,246.40 × 245,323,929.60
  4. Step 4: Simplify right side
    699,193,497.60x = 257,293,344,573,000,256
  5. Step 5: Solve for x
    x = 257,293,344,573,000,256/699,193,497.60
  6. Step 6: Final answer
    x = 367,985,894.40

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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.