Home / 366,913,689.10-550,370,533.65-338,853,604.30

Finding the Fourth Proportional to 366,913,689.10, 550,370,533.65 and 338,853,604.30

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Solution

The fourth proportional to 366,913,689.10, 550,370,533.65 and 338,853,604.30 is: 508,280,406.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,913,689.10 : 550,370,533.65 = 338,853,604.30 : x
  2. Step 2: Convert to fraction form
    366,913,689.10/550,370,533.65 = 338,853,604.30/x
  3. Step 3: Cross multiply
    366,913,689.10x = 550,370,533.65 × 338,853,604.30
  4. Step 4: Simplify right side
    366,913,689.10x = 186,495,039,027,816,928
  5. Step 5: Solve for x
    x = 186,495,039,027,816,928/366,913,689.10
  6. Step 6: Final answer
    x = 508,280,406.45

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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.