Home / 864,350,412.54-1,191,618,161.50-546,652,314.60

Finding the Fourth Proportional to 864,350,412.54, 1,191,618,161.50 and 546,652,314.60

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Solution

The fourth proportional to 864,350,412.54, 1,191,618,161.50 and 546,652,314.60 is: 753,630,491.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,350,412.54 : 1,191,618,161.50 = 546,652,314.60 : x
  2. Step 2: Convert to fraction form
    864,350,412.54/1,191,618,161.50 = 546,652,314.60/x
  3. Step 3: Cross multiply
    864,350,412.54x = 1,191,618,161.50 × 546,652,314.60
  4. Step 4: Simplify right side
    864,350,412.54x = 651,400,826,103,371,648
  5. Step 5: Solve for x
    x = 651,400,826,103,371,648/864,350,412.54
  6. Step 6: Final answer
    x = 753,630,491.35

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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.