Home / 366,913,725.60-550,370,588.40-338,853,640.80

Finding the Fourth Proportional to 366,913,725.60, 550,370,588.40 and 338,853,640.80

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Solution

The fourth proportional to 366,913,725.60, 550,370,588.40 and 338,853,640.80 is: 508,280,461.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,913,725.60 : 550,370,588.40 = 338,853,640.80 : x
  2. Step 2: Convert to fraction form
    366,913,725.60/550,370,588.40 = 338,853,640.80/x
  3. Step 3: Cross multiply
    366,913,725.60x = 550,370,588.40 × 338,853,640.80
  4. Step 4: Simplify right side
    366,913,725.60x = 186,495,077,668,578,240
  5. Step 5: Solve for x
    x = 186,495,077,668,578,240/366,913,725.60
  6. Step 6: Final answer
    x = 508,280,461.20

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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.