Home / 112,370,006.40-168,586,502.40-54,864,153.60

Finding the Fourth Proportional to 112,370,006.40, 168,586,502.40 and 54,864,153.60

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Solution

The fourth proportional to 112,370,006.40, 168,586,502.40 and 54,864,153.60 is: 82,311,606.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,370,006.40 : 168,586,502.40 = 54,864,153.60 : x
  2. Step 2: Convert to fraction form
    112,370,006.40/168,586,502.40 = 54,864,153.60/x
  3. Step 3: Cross multiply
    112,370,006.40x = 168,586,502.40 × 54,864,153.60
  4. Step 4: Simplify right side
    112,370,006.40x = 9,249,355,762,560,370
  5. Step 5: Solve for x
    x = 9,249,355,762,560,370/112,370,006.40
  6. Step 6: Final answer
    x = 82,311,606.62

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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.