Home / 348,522,639.30-522,840,746.76-102,904,102.74

Finding the Fourth Proportional to 348,522,639.30, 522,840,746.76 and 102,904,102.74

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Solution

The fourth proportional to 348,522,639.30, 522,840,746.76 and 102,904,102.74 is: 154,372,921.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,522,639.30 : 522,840,746.76 = 102,904,102.74 : x
  2. Step 2: Convert to fraction form
    348,522,639.30/522,840,746.76 = 102,904,102.74/x
  3. Step 3: Cross multiply
    348,522,639.30x = 522,840,746.76 × 102,904,102.74
  4. Step 4: Simplify right side
    348,522,639.30x = 53,802,457,921,249,360
  5. Step 5: Solve for x
    x = 53,802,457,921,249,360/348,522,639.30
  6. Step 6: Final answer
    x = 154,372,921.17

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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.