Home / 199,303,979.40-298,955,969.10-199,303,979.40

Finding the Fourth Proportional to 199,303,979.40, 298,955,969.10 and 199,303,979.40

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Solution

The fourth proportional to 199,303,979.40, 298,955,969.10 and 199,303,979.40 is: 298,955,969.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,303,979.40 : 298,955,969.10 = 199,303,979.40 : x
  2. Step 2: Convert to fraction form
    199,303,979.40/298,955,969.10 = 199,303,979.40/x
  3. Step 3: Cross multiply
    199,303,979.40x = 298,955,969.10 × 199,303,979.40
  4. Step 4: Simplify right side
    199,303,979.40x = 59,583,114,307,013,440
  5. Step 5: Solve for x
    x = 59,583,114,307,013,440/199,303,979.40
  6. Step 6: Final answer
    x = 298,955,969.10

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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.