Home / 415,793,594,839.58-622,616,255,811.55-286,966,491,332.40

Finding the Fourth Proportional to 415,793,594,839.58, 622,616,255,811.55 and 286,966,491,332.40

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Solution

The fourth proportional to 415,793,594,839.58, 622,616,255,811.55 and 286,966,491,332.40 is: 429,708,404,829.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,793,594,839.58 : 622,616,255,811.55 = 286,966,491,332.40 : x
  2. Step 2: Convert to fraction form
    415,793,594,839.58/622,616,255,811.55 = 286,966,491,332.40/x
  3. Step 3: Cross multiply
    415,793,594,839.58x = 622,616,255,811.55 × 286,966,491,332.40
  4. Step 4: Simplify right side
    415,793,594,839.58x = 178,670,002,376,756,535,754,752
  5. Step 5: Solve for x
    x = 178,670,002,376,756,535,754,752/415,793,594,839.58
  6. Step 6: Final answer
    x = 429,708,404,829.30

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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.