Home / 189,512,496,428.04-261,555,314,347.98-119,994,598,748.34

Finding the Fourth Proportional to 189,512,496,428.04, 261,555,314,347.98 and 119,994,598,748.34

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Solution

The fourth proportional to 189,512,496,428.04, 261,555,314,347.98 and 119,994,598,748.34 is: 165,610,319,040.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,512,496,428.04 : 261,555,314,347.98 = 119,994,598,748.34 : x
  2. Step 2: Convert to fraction form
    189,512,496,428.04/261,555,314,347.98 = 119,994,598,748.34/x
  3. Step 3: Cross multiply
    189,512,496,428.04x = 261,555,314,347.98 × 119,994,598,748.34
  4. Step 4: Simplify right side
    189,512,496,428.04x = 31,385,224,995,681,796,620,288
  5. Step 5: Solve for x
    x = 31,385,224,995,681,796,620,288/189,512,496,428.04
  6. Step 6: Final answer
    x = 165,610,319,040.88

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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.