Home / 127,435,511.65-191,154,373.74-41,173,927.62

Finding the Fourth Proportional to 127,435,511.65, 191,154,373.74 and 41,173,927.62

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Solution

The fourth proportional to 127,435,511.65, 191,154,373.74 and 41,173,927.62 is: 61,761,248.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,435,511.65 : 191,154,373.74 = 41,173,927.62 : x
  2. Step 2: Convert to fraction form
    127,435,511.65/191,154,373.74 = 41,173,927.62/x
  3. Step 3: Cross multiply
    127,435,511.65x = 191,154,373.74 × 41,173,927.62
  4. Step 4: Simplify right side
    127,435,511.65x = 7,870,576,348,617,189
  5. Step 5: Solve for x
    x = 7,870,576,348,617,189/127,435,511.65
  6. Step 6: Final answer
    x = 61,761,248.86

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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.