Home / 316,061,818,679.90-436,165,632,579.55-171,545,978,168.13

Finding the Fourth Proportional to 316,061,818,679.90, 436,165,632,579.55 and 171,545,978,168.13

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Solution

The fourth proportional to 316,061,818,679.90, 436,165,632,579.55 and 171,545,978,168.13 is: 236,733,625,075.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,061,818,679.90 : 436,165,632,579.55 = 171,545,978,168.13 : x
  2. Step 2: Convert to fraction form
    316,061,818,679.90/436,165,632,579.55 = 171,545,978,168.13/x
  3. Step 3: Cross multiply
    316,061,818,679.90x = 436,165,632,579.55 × 171,545,978,168.13
  4. Step 4: Simplify right side
    316,061,818,679.90x = 74,822,460,084,180,091,928,576
  5. Step 5: Solve for x
    x = 74,822,460,084,180,091,928,576/316,061,818,679.90
  6. Step 6: Final answer
    x = 236,733,625,075.92

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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.