Home / 147,401,119,697.16-203,398,042,356.22-85,589,606,784.38

Finding the Fourth Proportional to 147,401,119,697.16, 203,398,042,356.22 and 85,589,606,784.38

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Solution

The fourth proportional to 147,401,119,697.16, 203,398,042,356.22 and 85,589,606,784.38 is: 118,104,655,526.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,401,119,697.16 : 203,398,042,356.22 = 85,589,606,784.38 : x
  2. Step 2: Convert to fraction form
    147,401,119,697.16/203,398,042,356.22 = 85,589,606,784.38/x
  3. Step 3: Cross multiply
    147,401,119,697.16x = 203,398,042,356.22 × 85,589,606,784.38
  4. Step 4: Simplify right side
    147,401,119,697.16x = 17,408,758,465,980,520,202,240
  5. Step 5: Solve for x
    x = 17,408,758,465,980,520,202,240/147,401,119,697.16
  6. Step 6: Final answer
    x = 118,104,655,526.01

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1.5x scale

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.