Home / 55,011,642.90-82,517,464.35-49,272,080.10

Finding the Fourth Proportional to 55,011,642.90, 82,517,464.35 and 49,272,080.10

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Solution

The fourth proportional to 55,011,642.90, 82,517,464.35 and 49,272,080.10 is: 73,908,120.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,011,642.90 : 82,517,464.35 = 49,272,080.10 : x
  2. Step 2: Convert to fraction form
    55,011,642.90/82,517,464.35 = 49,272,080.10/x
  3. Step 3: Cross multiply
    55,011,642.90x = 82,517,464.35 × 49,272,080.10
  4. Step 4: Simplify right side
    55,011,642.90x = 4,065,807,113,102,094.50
  5. Step 5: Solve for x
    x = 4,065,807,113,102,094.50/55,011,642.90
  6. Step 6: Final answer
    x = 73,908,120.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.