Home / 130,341,738.44-195,683,477.88-87,403,077.20

Finding the Fourth Proportional to 130,341,738.44, 195,683,477.88 and 87,403,077.20

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Solution

The fourth proportional to 130,341,738.44, 195,683,477.88 and 87,403,077.20 is: 131,219,196.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,341,738.44 : 195,683,477.88 = 87,403,077.20 : x
  2. Step 2: Convert to fraction form
    130,341,738.44/195,683,477.88 = 87,403,077.20/x
  3. Step 3: Cross multiply
    130,341,738.44x = 195,683,477.88 × 87,403,077.20
  4. Step 4: Simplify right side
    130,341,738.44x = 17,103,338,123,910,132
  5. Step 5: Solve for x
    x = 17,103,338,123,910,132/130,341,738.44
  6. Step 6: Final answer
    x = 131,219,196.00

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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.