Home / 82,166,124.64-113,387,866.32-45,495,908.32

Finding the Fourth Proportional to 82,166,124.64, 113,387,866.32 and 45,495,908.32

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Solution

The fourth proportional to 82,166,124.64, 113,387,866.32 and 45,495,908.32 is: 62,783,586.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,166,124.64 : 113,387,866.32 = 45,495,908.32 : x
  2. Step 2: Convert to fraction form
    82,166,124.64/113,387,866.32 = 45,495,908.32/x
  3. Step 3: Cross multiply
    82,166,124.64x = 113,387,866.32 × 45,495,908.32
  4. Step 4: Simplify right side
    82,166,124.64x = 5,158,683,970,695,135
  5. Step 5: Solve for x
    x = 5,158,683,970,695,135/82,166,124.64
  6. Step 6: Final answer
    x = 62,783,586.22

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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.