Home / 319,199,051,688.59-440,494,406,743.38-180,179,595,356.85

Finding the Fourth Proportional to 319,199,051,688.59, 440,494,406,743.38 and 180,179,595,356.85

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Solution

The fourth proportional to 319,199,051,688.59, 440,494,406,743.38 and 180,179,595,356.85 is: 248,647,680,950.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,199,051,688.59 : 440,494,406,743.38 = 180,179,595,356.85 : x
  2. Step 2: Convert to fraction form
    319,199,051,688.59/440,494,406,743.38 = 180,179,595,356.85/x
  3. Step 3: Cross multiply
    319,199,051,688.59x = 440,494,406,743.38 × 180,179,595,356.85
  4. Step 4: Simplify right side
    319,199,051,688.59x = 79,368,103,963,977,911,894,016
  5. Step 5: Solve for x
    x = 79,368,103,963,977,911,894,016/319,199,051,688.59
  6. Step 6: Final answer
    x = 248,647,680,950.54

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1.5x scale

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.