Home / 146,018,372.34-201,505,038.44-79,938,335

Finding the Fourth Proportional to 146,018,372.34, 201,505,038.44 and 79,938,335

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Solution

The fourth proportional to 146,018,372.34, 201,505,038.44 and 79,938,335 is: 110,314,729.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,018,372.34 : 201,505,038.44 = 79,938,335 : x
  2. Step 2: Convert to fraction form
    146,018,372.34/201,505,038.44 = 79,938,335/x
  3. Step 3: Cross multiply
    146,018,372.34x = 201,505,038.44 × 79,938,335
  4. Step 4: Simplify right side
    146,018,372.34x = 16,107,977,267,004,598
  5. Step 5: Solve for x
    x = 16,107,977,267,004,598/146,018,372.34
  6. Step 6: Final answer
    x = 110,314,729.64

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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.