Home / 84,037,552.86-115,971,823.17-45,406,384.86

Finding the Fourth Proportional to 84,037,552.86, 115,971,823.17 and 45,406,384.86

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Solution

The fourth proportional to 84,037,552.86, 115,971,823.17 and 45,406,384.86 is: 62,660,811.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,037,552.86 : 115,971,823.17 = 45,406,384.86 : x
  2. Step 2: Convert to fraction form
    84,037,552.86/115,971,823.17 = 45,406,384.86/x
  3. Step 3: Cross multiply
    84,037,552.86x = 115,971,823.17 × 45,406,384.86
  4. Step 4: Simplify right side
    84,037,552.86x = 5,265,861,235,772,885
  5. Step 5: Solve for x
    x = 5,265,861,235,772,885/84,037,552.86
  6. Step 6: Final answer
    x = 62,660,811.23

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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.