Home / 2,102,796,971.02-3,154,200,798.81-859,227,436.51

Finding the Fourth Proportional to 2,102,796,971.02, 3,154,200,798.81 and 859,227,436.51

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Solution

The fourth proportional to 2,102,796,971.02, 3,154,200,798.81 and 859,227,436.51 is: 1,288,843,337.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,102,796,971.02 : 3,154,200,798.81 = 859,227,436.51 : x
  2. Step 2: Convert to fraction form
    2,102,796,971.02/3,154,200,798.81 = 859,227,436.51/x
  3. Step 3: Cross multiply
    2,102,796,971.02x = 3,154,200,798.81 × 859,227,436.51
  4. Step 4: Simplify right side
    2,102,796,971.02x = 2,710,175,866,599,020,544
  5. Step 5: Solve for x
    x = 2,710,175,866,599,020,544/2,102,796,971.02
  6. Step 6: Final answer
    x = 1,288,843,337.69

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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.