Home / 354,310,307.40-531,465,461.10-124,196,354.40

Finding the Fourth Proportional to 354,310,307.40, 531,465,461.10 and 124,196,354.40

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Solution

The fourth proportional to 354,310,307.40, 531,465,461.10 and 124,196,354.40 is: 186,294,531.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,310,307.40 : 531,465,461.10 = 124,196,354.40 : x
  2. Step 2: Convert to fraction form
    354,310,307.40/531,465,461.10 = 124,196,354.40/x
  3. Step 3: Cross multiply
    354,310,307.40x = 531,465,461.10 × 124,196,354.40
  4. Step 4: Simplify right side
    354,310,307.40x = 66,006,072,758,135,016
  5. Step 5: Solve for x
    x = 66,006,072,758,135,016/354,310,307.40
  6. Step 6: Final answer
    x = 186,294,531.60

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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.