Home / 646,784,734,877.42-892,503,035,450.43-357,746,773,359.74

Finding the Fourth Proportional to 646,784,734,877.42, 892,503,035,450.43 and 357,746,773,359.74

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Solution

The fourth proportional to 646,784,734,877.42, 892,503,035,450.43 and 357,746,773,359.74 is: 493,657,416,337.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,784,734,877.42 : 892,503,035,450.43 = 357,746,773,359.74 : x
  2. Step 2: Convert to fraction form
    646,784,734,877.42/892,503,035,450.43 = 357,746,773,359.74/x
  3. Step 3: Cross multiply
    646,784,734,877.42x = 892,503,035,450.43 × 357,746,773,359.74
  4. Step 4: Simplify right side
    646,784,734,877.42x = 319,290,081,146,164,993,851,392
  5. Step 5: Solve for x
    x = 319,290,081,146,164,993,851,392/646,784,734,877.42
  6. Step 6: Final answer
    x = 493,657,416,337.57

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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.