Home / 1,095,416,359.75-1,643,106,991-348,421,284.76

Finding the Fourth Proportional to 1,095,416,359.75, 1,643,106,991 and 348,421,284.76

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Solution

The fourth proportional to 1,095,416,359.75, 1,643,106,991 and 348,421,284.76 is: 522,626,345.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,416,359.75 : 1,643,106,991 = 348,421,284.76 : x
  2. Step 2: Convert to fraction form
    1,095,416,359.75/1,643,106,991 = 348,421,284.76/x
  3. Step 3: Cross multiply
    1,095,416,359.75x = 1,643,106,991 × 348,421,284.76
  4. Step 4: Simplify right side
    1,095,416,359.75x = 572,493,448,802,357,760
  5. Step 5: Solve for x
    x = 572,493,448,802,357,760/1,095,416,359.75
  6. Step 6: Final answer
    x = 522,626,345.41

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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.