Home / 130,528,037.70-195,792,056.55-70,061,861.70

Finding the Fourth Proportional to 130,528,037.70, 195,792,056.55 and 70,061,861.70

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Solution

The fourth proportional to 130,528,037.70, 195,792,056.55 and 70,061,861.70 is: 105,092,792.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,528,037.70 : 195,792,056.55 = 70,061,861.70 : x
  2. Step 2: Convert to fraction form
    130,528,037.70/195,792,056.55 = 70,061,861.70/x
  3. Step 3: Cross multiply
    130,528,037.70x = 195,792,056.55 × 70,061,861.70
  4. Step 4: Simplify right side
    130,528,037.70x = 13,717,555,987,964,680
  5. Step 5: Solve for x
    x = 13,717,555,987,964,680/130,528,037.70
  6. Step 6: Final answer
    x = 105,092,792.55

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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.