Home / 120,046,361.62-165,600,075.90-73,017,818.94

Finding the Fourth Proportional to 120,046,361.62, 165,600,075.90 and 73,017,818.94

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Solution

The fourth proportional to 120,046,361.62, 165,600,075.90 and 73,017,818.94 is: 100,725,721.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,046,361.62 : 165,600,075.90 = 73,017,818.94 : x
  2. Step 2: Convert to fraction form
    120,046,361.62/165,600,075.90 = 73,017,818.94/x
  3. Step 3: Cross multiply
    120,046,361.62x = 165,600,075.90 × 73,017,818.94
  4. Step 4: Simplify right side
    120,046,361.62x = 12,091,756,358,516,458
  5. Step 5: Solve for x
    x = 12,091,756,358,516,458/120,046,361.62
  6. Step 6: Final answer
    x = 100,725,721.26

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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.