Home / 199,105,295.60-298,657,943.40-55,498,127.60

Finding the Fourth Proportional to 199,105,295.60, 298,657,943.40 and 55,498,127.60

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Solution

The fourth proportional to 199,105,295.60, 298,657,943.40 and 55,498,127.60 is: 83,247,191.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,105,295.60 : 298,657,943.40 = 55,498,127.60 : x
  2. Step 2: Convert to fraction form
    199,105,295.60/298,657,943.40 = 55,498,127.60/x
  3. Step 3: Cross multiply
    199,105,295.60x = 298,657,943.40 × 55,498,127.60
  4. Step 4: Simplify right side
    199,105,295.60x = 16,574,956,651,566,776
  5. Step 5: Solve for x
    x = 16,574,956,651,566,776/199,105,295.60
  6. Step 6: Final answer
    x = 83,247,191.40

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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.