Home / 646,784,734,874.95-892,503,035,446.95-357,746,773,357.27

Finding the Fourth Proportional to 646,784,734,874.95, 892,503,035,446.95 and 357,746,773,357.27

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Solution

The fourth proportional to 646,784,734,874.95, 892,503,035,446.95 and 357,746,773,357.27 is: 493,657,416,334.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,784,734,874.95 : 892,503,035,446.95 = 357,746,773,357.27 : x
  2. Step 2: Convert to fraction form
    646,784,734,874.95/892,503,035,446.95 = 357,746,773,357.27/x
  3. Step 3: Cross multiply
    646,784,734,874.95x = 892,503,035,446.95 × 357,746,773,357.27
  4. Step 4: Simplify right side
    646,784,734,874.95x = 319,290,081,142,715,531,132,928
  5. Step 5: Solve for x
    x = 319,290,081,142,715,531,132,928/646,784,734,874.95
  6. Step 6: Final answer
    x = 493,657,416,334.12

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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.