Home / 130,045,595.56-179,426,603.46-102,457,868.20

Finding the Fourth Proportional to 130,045,595.56, 179,426,603.46 and 102,457,868.20

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Solution

The fourth proportional to 130,045,595.56, 179,426,603.46 and 102,457,868.20 is: 141,363,244.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,045,595.56 : 179,426,603.46 = 102,457,868.20 : x
  2. Step 2: Convert to fraction form
    130,045,595.56/179,426,603.46 = 102,457,868.20/x
  3. Step 3: Cross multiply
    130,045,595.56x = 179,426,603.46 × 102,457,868.20
  4. Step 4: Simplify right side
    130,045,595.56x = 18,383,667,288,878,344
  5. Step 5: Solve for x
    x = 18,383,667,288,878,344/130,045,595.56
  6. Step 6: Final answer
    x = 141,363,244.25

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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.