Home / 82,137,327,039.12-113,350,176,845.93-45,516,054,106.52

Finding the Fourth Proportional to 82,137,327,039.12, 113,350,176,845.93 and 45,516,054,106.52

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Solution

The fourth proportional to 82,137,327,039.12, 113,350,176,845.93 and 45,516,054,106.52 is: 62,812,523,468.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,137,327,039.12 : 113,350,176,845.93 = 45,516,054,106.52 : x
  2. Step 2: Convert to fraction form
    82,137,327,039.12/113,350,176,845.93 = 45,516,054,106.52/x
  3. Step 3: Cross multiply
    82,137,327,039.12x = 113,350,176,845.93 × 45,516,054,106.52
  4. Step 4: Simplify right side
    82,137,327,039.12x = 5,159,252,782,302,959,239,168
  5. Step 5: Solve for x
    x = 5,159,252,782,302,959,239,168/82,137,327,039.12
  6. Step 6: Final answer
    x = 62,812,523,468.72

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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.