Home / 82,787,518.94-114,241,627.63-45,615,719.03

Finding the Fourth Proportional to 82,787,518.94, 114,241,627.63 and 45,615,719.03

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Solution

The fourth proportional to 82,787,518.94, 114,241,627.63 and 45,615,719.03 is: 62,946,855.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,787,518.94 : 114,241,627.63 = 45,615,719.03 : x
  2. Step 2: Convert to fraction form
    82,787,518.94/114,241,627.63 = 45,615,719.03/x
  3. Step 3: Cross multiply
    82,787,518.94x = 114,241,627.63 × 45,615,719.03
  4. Step 4: Simplify right side
    82,787,518.94x = 5,211,213,986,985,776
  5. Step 5: Solve for x
    x = 5,211,213,986,985,776/82,787,518.94
  6. Step 6: Final answer
    x = 62,946,855.44

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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.