Home / 12,314,912,480.71-16,994,712,986.22-7,234,490,545.18

Finding the Fourth Proportional to 12,314,912,480.71, 16,994,712,986.22 and 7,234,490,545.18

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Solution

The fourth proportional to 12,314,912,480.71, 16,994,712,986.22 and 7,234,490,545.18 is: 9,983,675,532.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,314,912,480.71 : 16,994,712,986.22 = 7,234,490,545.18 : x
  2. Step 2: Convert to fraction form
    12,314,912,480.71/16,994,712,986.22 = 7,234,490,545.18/x
  3. Step 3: Cross multiply
    12,314,912,480.71x = 16,994,712,986.22 × 7,234,490,545.18
  4. Step 4: Simplify right side
    12,314,912,480.71x = 122,948,090,416,820,191,232
  5. Step 5: Solve for x
    x = 122,948,090,416,820,191,232/12,314,912,480.71
  6. Step 6: Final answer
    x = 9,983,675,532.36

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Double scale
Find fourth proportional to 12,314,912,481.71, 16,994,712,987.60 and 7,234,490,546.18
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1.5x scale

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.