Home / 354,310,266.90-531,465,400.35-124,196,313.90

Finding the Fourth Proportional to 354,310,266.90, 531,465,400.35 and 124,196,313.90

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Solution

The fourth proportional to 354,310,266.90, 531,465,400.35 and 124,196,313.90 is: 186,294,470.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,310,266.90 : 531,465,400.35 = 124,196,313.90 : x
  2. Step 2: Convert to fraction form
    354,310,266.90/531,465,400.35 = 124,196,313.90/x
  3. Step 3: Cross multiply
    354,310,266.90x = 531,465,400.35 × 124,196,313.90
  4. Step 4: Simplify right side
    354,310,266.90x = 66,006,043,688,857,776
  5. Step 5: Solve for x
    x = 66,006,043,688,857,776/354,310,266.90
  6. Step 6: Final answer
    x = 186,294,470.85

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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.