Home / 897,616,043,765.80-1,238,711,334,950.60-486,085,232,191.80

Finding the Fourth Proportional to 897,616,043,765.80, 1,238,711,334,950.60 and 486,085,232,191.80

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Solution

The fourth proportional to 897,616,043,765.80, 1,238,711,334,950.60 and 486,085,232,191.80 is: 670,798,267,310.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,616,043,765.80 : 1,238,711,334,950.60 = 486,085,232,191.80 : x
  2. Step 2: Convert to fraction form
    897,616,043,765.80/1,238,711,334,950.60 = 486,085,232,191.80/x
  3. Step 3: Cross multiply
    897,616,043,765.80x = 1,238,711,334,950.60 × 486,085,232,191.80
  4. Step 4: Simplify right side
    897,616,043,765.80x = 602,119,286,868,076,954,386,432
  5. Step 5: Solve for x
    x = 602,119,286,868,076,954,386,432/897,616,043,765.80
  6. Step 6: Final answer
    x = 670,798,267,310.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.