Home / 472,568,099.70-652,154,416.98-260,874,428.91

Finding the Fourth Proportional to 472,568,099.70, 652,154,416.98 and 260,874,428.91

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Solution

The fourth proportional to 472,568,099.70, 652,154,416.98 and 260,874,428.91 is: 360,012,474.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,568,099.70 : 652,154,416.98 = 260,874,428.91 : x
  2. Step 2: Convert to fraction form
    472,568,099.70/652,154,416.98 = 260,874,428.91/x
  3. Step 3: Cross multiply
    472,568,099.70x = 652,154,416.98 × 260,874,428.91
  4. Step 4: Simplify right side
    472,568,099.70x = 170,130,411,090,791,520
  5. Step 5: Solve for x
    x = 170,130,411,090,791,520/472,568,099.70
  6. Step 6: Final answer
    x = 360,012,474.81

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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.