Home / 1,858,464,064.60-2,787,696,096.90-1,302,175,245.40

Finding the Fourth Proportional to 1,858,464,064.60, 2,787,696,096.90 and 1,302,175,245.40

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Solution

The fourth proportional to 1,858,464,064.60, 2,787,696,096.90 and 1,302,175,245.40 is: 1,953,262,868.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,858,464,064.60 : 2,787,696,096.90 = 1,302,175,245.40 : x
  2. Step 2: Convert to fraction form
    1,858,464,064.60/2,787,696,096.90 = 1,302,175,245.40/x
  3. Step 3: Cross multiply
    1,858,464,064.60x = 2,787,696,096.90 × 1,302,175,245.40
  4. Step 4: Simplify right side
    1,858,464,064.60x = 3,630,068,849,081,379,840
  5. Step 5: Solve for x
    x = 3,630,068,849,081,379,840/1,858,464,064.60
  6. Step 6: Final answer
    x = 1,953,262,868.10

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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.