Home / 1,095,416,358.75-1,643,106,989.50-348,421,283.76

Finding the Fourth Proportional to 1,095,416,358.75, 1,643,106,989.50 and 348,421,283.76

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Solution

The fourth proportional to 1,095,416,358.75, 1,643,106,989.50 and 348,421,283.76 is: 522,626,343.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,416,358.75 : 1,643,106,989.50 = 348,421,283.76 : x
  2. Step 2: Convert to fraction form
    1,095,416,358.75/1,643,106,989.50 = 348,421,283.76/x
  3. Step 3: Cross multiply
    1,095,416,358.75x = 1,643,106,989.50 × 348,421,283.76
  4. Step 4: Simplify right side
    1,095,416,358.75x = 572,493,446,629,068,544
  5. Step 5: Solve for x
    x = 572,493,446,629,068,544/1,095,416,358.75
  6. Step 6: Final answer
    x = 522,626,343.91

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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.