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Finding the Fourth Proportional to 374,424,657.60, 560,629,216.80 and 374,424,657.60

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Solution

The fourth proportional to 374,424,657.60, 560,629,216.80 and 374,424,657.60 is: 560,629,216.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,424,657.60 : 560,629,216.80 = 374,424,657.60 : x
  2. Step 2: Convert to fraction form
    374,424,657.60/560,629,216.80 = 374,424,657.60/x
  3. Step 3: Cross multiply
    374,424,657.60x = 560,629,216.80 × 374,424,657.60
  4. Step 4: Simplify right side
    374,424,657.60x = 209,913,402,540,896,160
  5. Step 5: Solve for x
    x = 209,913,402,540,896,160/374,424,657.60
  6. Step 6: Final answer
    x = 560,629,216.80

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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.