Home / 86,465,555.45-119,322,326.71-47,307,490.01

Finding the Fourth Proportional to 86,465,555.45, 119,322,326.71 and 47,307,490.01

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Solution

The fourth proportional to 86,465,555.45, 119,322,326.71 and 47,307,490.01 is: 65,284,259.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,465,555.45 : 119,322,326.71 = 47,307,490.01 : x
  2. Step 2: Convert to fraction form
    86,465,555.45/119,322,326.71 = 47,307,490.01/x
  3. Step 3: Cross multiply
    86,465,555.45x = 119,322,326.71 × 47,307,490.01
  4. Step 4: Simplify right side
    86,465,555.45x = 5,644,839,778,803,281
  5. Step 5: Solve for x
    x = 5,644,839,778,803,281/86,465,555.45
  6. Step 6: Final answer
    x = 65,284,259.72

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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.