Home / 442,785,644.54-663,602,368.88-180,164,141.18

Finding the Fourth Proportional to 442,785,644.54, 663,602,368.88 and 180,164,141.18

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Solution

The fourth proportional to 442,785,644.54, 663,602,368.88 and 180,164,141.18 is: 270,011,804.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,785,644.54 : 663,602,368.88 = 180,164,141.18 : x
  2. Step 2: Convert to fraction form
    442,785,644.54/663,602,368.88 = 180,164,141.18/x
  3. Step 3: Cross multiply
    442,785,644.54x = 663,602,368.88 × 180,164,141.18
  4. Step 4: Simplify right side
    442,785,644.54x = 119,557,350,874,278,768
  5. Step 5: Solve for x
    x = 119,557,350,874,278,768/442,785,644.54
  6. Step 6: Final answer
    x = 270,011,804.47

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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.