Home / 86,435,369.02-119,281,734.49-47,276,308.43

Finding the Fourth Proportional to 86,435,369.02, 119,281,734.49 and 47,276,308.43

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Solution

The fourth proportional to 86,435,369.02, 119,281,734.49 and 47,276,308.43 is: 65,241,811.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,435,369.02 : 119,281,734.49 = 47,276,308.43 : x
  2. Step 2: Convert to fraction form
    86,435,369.02/119,281,734.49 = 47,276,308.43/x
  3. Step 3: Cross multiply
    86,435,369.02x = 119,281,734.49 × 47,276,308.43
  4. Step 4: Simplify right side
    86,435,369.02x = 5,639,200,069,218,199
  5. Step 5: Solve for x
    x = 5,639,200,069,218,199/86,435,369.02
  6. Step 6: Final answer
    x = 65,241,811.70

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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.