Home / 1,724,896,648.63-2,380,357,375.10-982,409,798.71

Finding the Fourth Proportional to 1,724,896,648.63, 2,380,357,375.10 and 982,409,798.71

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Solution

The fourth proportional to 1,724,896,648.63, 2,380,357,375.10 and 982,409,798.71 is: 1,355,725,522.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,724,896,648.63 : 2,380,357,375.10 = 982,409,798.71 : x
  2. Step 2: Convert to fraction form
    1,724,896,648.63/2,380,357,375.10 = 982,409,798.71/x
  3. Step 3: Cross multiply
    1,724,896,648.63x = 2,380,357,375.10 × 982,409,798.71
  4. Step 4: Simplify right side
    1,724,896,648.63x = 2,338,486,409,729,854,976
  5. Step 5: Solve for x
    x = 2,338,486,409,729,854,976/1,724,896,648.63
  6. Step 6: Final answer
    x = 1,355,725,522.21

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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.