Home / 104,303,657.37-143,938,691.28-57,259,558.94

Finding the Fourth Proportional to 104,303,657.37, 143,938,691.28 and 57,259,558.94

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Solution

The fourth proportional to 104,303,657.37, 143,938,691.28 and 57,259,558.94 is: 79,017,995.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,303,657.37 : 143,938,691.28 = 57,259,558.94 : x
  2. Step 2: Convert to fraction form
    104,303,657.37/143,938,691.28 = 57,259,558.94/x
  3. Step 3: Cross multiply
    104,303,657.37x = 143,938,691.28 × 57,259,558.94
  4. Step 4: Simplify right side
    104,303,657.37x = 8,241,865,976,373,931
  5. Step 5: Solve for x
    x = 8,241,865,976,373,931/104,303,657.37
  6. Step 6: Final answer
    x = 79,017,995.95

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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.