Home / 1,298,900,725.30-1,948,351,050.30-599,185,838.10

Finding the Fourth Proportional to 1,298,900,725.30, 1,948,351,050.30 and 599,185,838.10

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Solution

The fourth proportional to 1,298,900,725.30, 1,948,351,050.30 and 599,185,838.10 is: 898,778,739.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298,900,725.30 : 1,948,351,050.30 = 599,185,838.10 : x
  2. Step 2: Convert to fraction form
    1,298,900,725.30/1,948,351,050.30 = 599,185,838.10/x
  3. Step 3: Cross multiply
    1,298,900,725.30x = 1,948,351,050.30 × 599,185,838.10
  4. Step 4: Simplify right side
    1,298,900,725.30x = 1,167,424,356,987,020,800
  5. Step 5: Solve for x
    x = 1,167,424,356,987,020,800/1,298,900,725.30
  6. Step 6: Final answer
    x = 898,778,739.78

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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.