Home / 86,193,675.05-118,949,783.51-47,037,973.86

Finding the Fourth Proportional to 86,193,675.05, 118,949,783.51 and 47,037,973.86

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Solution

The fourth proportional to 86,193,675.05, 118,949,783.51 and 47,037,973.86 is: 64,913,774.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,193,675.05 : 118,949,783.51 = 47,037,973.86 : x
  2. Step 2: Convert to fraction form
    86,193,675.05/118,949,783.51 = 47,037,973.86/x
  3. Step 3: Cross multiply
    86,193,675.05x = 118,949,783.51 × 47,037,973.86
  4. Step 4: Simplify right side
    86,193,675.05x = 5,595,156,807,513,634
  5. Step 5: Solve for x
    x = 5,595,156,807,513,634/86,193,675.05
  6. Step 6: Final answer
    x = 64,913,774.76

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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.