Home / 1,326,069,817.20-1,985,278,350.60-1,173,014,809.20

Finding the Fourth Proportional to 1,326,069,817.20, 1,985,278,350.60 and 1,173,014,809.20

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Solution

The fourth proportional to 1,326,069,817.20, 1,985,278,350.60 and 1,173,014,809.20 is: 1,756,137,478.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,326,069,817.20 : 1,985,278,350.60 = 1,173,014,809.20 : x
  2. Step 2: Convert to fraction form
    1,326,069,817.20/1,985,278,350.60 = 1,173,014,809.20/x
  3. Step 3: Cross multiply
    1,326,069,817.20x = 1,985,278,350.60 × 1,173,014,809.20
  4. Step 4: Simplify right side
    1,326,069,817.20x = 2,328,760,905,637,949,440
  5. Step 5: Solve for x
    x = 2,328,760,905,637,949,440/1,326,069,817.20
  6. Step 6: Final answer
    x = 1,756,137,478.91

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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.