Home / 199,303,391.40-298,955,087.10-55,696,223.40

Finding the Fourth Proportional to 199,303,391.40, 298,955,087.10 and 55,696,223.40

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Solution

The fourth proportional to 199,303,391.40, 298,955,087.10 and 55,696,223.40 is: 83,544,335.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,303,391.40 : 298,955,087.10 = 55,696,223.40 : x
  2. Step 2: Convert to fraction form
    199,303,391.40/298,955,087.10 = 55,696,223.40/x
  3. Step 3: Cross multiply
    199,303,391.40x = 298,955,087.10 × 55,696,223.40
  4. Step 4: Simplify right side
    199,303,391.40x = 16,650,669,317,688,060
  5. Step 5: Solve for x
    x = 16,650,669,317,688,060/199,303,391.40
  6. Step 6: Final answer
    x = 83,544,335.10

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1.5x scale

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.