Home / 79,749,838.32-110,075,252.16-51,941,841.72

Finding the Fourth Proportional to 79,749,838.32, 110,075,252.16 and 51,941,841.72

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Solution

The fourth proportional to 79,749,838.32, 110,075,252.16 and 51,941,841.72 is: 71,693,077.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,749,838.32 : 110,075,252.16 = 51,941,841.72 : x
  2. Step 2: Convert to fraction form
    79,749,838.32/110,075,252.16 = 51,941,841.72/x
  3. Step 3: Cross multiply
    79,749,838.32x = 110,075,252.16 × 51,941,841.72
  4. Step 4: Simplify right side
    79,749,838.32x = 5,717,511,324,983,808
  5. Step 5: Solve for x
    x = 5,717,511,324,983,808/79,749,838.32
  6. Step 6: Final answer
    x = 71,693,077.32

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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.