Home / 1,162,018,085.65-1,743,131,802.45-375,090,396.61

Finding the Fourth Proportional to 1,162,018,085.65, 1,743,131,802.45 and 375,090,396.61

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Solution

The fourth proportional to 1,162,018,085.65, 1,743,131,802.45 and 375,090,396.61 is: 562,669,382.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,162,018,085.65 : 1,743,131,802.45 = 375,090,396.61 : x
  2. Step 2: Convert to fraction form
    1,162,018,085.65/1,743,131,802.45 = 375,090,396.61/x
  3. Step 3: Cross multiply
    1,162,018,085.65x = 1,743,131,802.45 × 375,090,396.61
  4. Step 4: Simplify right side
    1,162,018,085.65x = 653,831,999,124,474,752
  5. Step 5: Solve for x
    x = 653,831,999,124,474,752/1,162,018,085.65
  6. Step 6: Final answer
    x = 562,669,382.86

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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.