Home / 1,649,945,688.60-2,282,920,823.64-1,438,693,033.53

Finding the Fourth Proportional to 1,649,945,688.60, 2,282,920,823.64 and 1,438,693,033.53

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Solution

The fourth proportional to 1,649,945,688.60, 2,282,920,823.64 and 1,438,693,033.53 is: 1,990,624,484.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,649,945,688.60 : 2,282,920,823.64 = 1,438,693,033.53 : x
  2. Step 2: Convert to fraction form
    1,649,945,688.60/2,282,920,823.64 = 1,438,693,033.53/x
  3. Step 3: Cross multiply
    1,649,945,688.60x = 2,282,920,823.64 × 1,438,693,033.53
  4. Step 4: Simplify right side
    1,649,945,688.60x = 3,284,422,285,071,437,312
  5. Step 5: Solve for x
    x = 3,284,422,285,071,437,312/1,649,945,688.60
  6. Step 6: Final answer
    x = 1,990,624,484.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.