Home / 142,144,311,408.64-213,214,314,795.84-34,579,595,444.48

Finding the Fourth Proportional to 142,144,311,408.64, 213,214,314,795.84 and 34,579,595,444.48

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Solution

The fourth proportional to 142,144,311,408.64, 213,214,314,795.84 and 34,579,595,444.48 is: 51,868,869,570.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,144,311,408.64 : 213,214,314,795.84 = 34,579,595,444.48 : x
  2. Step 2: Convert to fraction form
    142,144,311,408.64/213,214,314,795.84 = 34,579,595,444.48/x
  3. Step 3: Cross multiply
    142,144,311,408.64x = 213,214,314,795.84 × 34,579,595,444.48
  4. Step 4: Simplify right side
    142,144,311,408.64x = 7,372,864,748,612,153,769,984
  5. Step 5: Solve for x
    x = 7,372,864,748,612,153,769,984/142,144,311,408.64
  6. Step 6: Final answer
    x = 51,868,869,570.28

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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.