Home / 12,051,715,646.41-18,077,239,296-3,208,630,368.49

Finding the Fourth Proportional to 12,051,715,646.41, 18,077,239,296 and 3,208,630,368.49

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Solution

The fourth proportional to 12,051,715,646.41, 18,077,239,296 and 3,208,630,368.49 is: 4,812,856,582.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,051,715,646.41 : 18,077,239,296 = 3,208,630,368.49 : x
  2. Step 2: Convert to fraction form
    12,051,715,646.41/18,077,239,296 = 3,208,630,368.49/x
  3. Step 3: Cross multiply
    12,051,715,646.41x = 18,077,239,296 × 3,208,630,368.49
  4. Step 4: Simplify right side
    12,051,715,646.41x = 58,003,178,983,606,386,688
  5. Step 5: Solve for x
    x = 58,003,178,983,606,386,688/12,051,715,646.41
  6. Step 6: Final answer
    x = 4,812,856,582.86

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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.