Home / 25,136,417,178.11-37,708,499,972.21-8,570,317,068.47

Finding the Fourth Proportional to 25,136,417,178.11, 37,708,499,972.21 and 8,570,317,068.47

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Solution

The fourth proportional to 25,136,417,178.11, 37,708,499,972.21 and 8,570,317,068.47 is: 12,856,796,521.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,136,417,178.11 : 37,708,499,972.21 = 8,570,317,068.47 : x
  2. Step 2: Convert to fraction form
    25,136,417,178.11/37,708,499,972.21 = 8,570,317,068.47/x
  3. Step 3: Cross multiply
    25,136,417,178.11x = 37,708,499,972.21 × 8,570,317,068.47
  4. Step 4: Simplify right side
    25,136,417,178.11x = 323,173,800,938,283,335,680
  5. Step 5: Solve for x
    x = 323,173,800,938,283,335,680/25,136,417,178.11
  6. Step 6: Final answer
    x = 12,856,796,521.49

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Double scale
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1.5x scale

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.