Home / 127,320,543,424.12-175,702,896,169.45-69,450,184,375.81

Finding the Fourth Proportional to 127,320,543,424.12, 175,702,896,169.45 and 69,450,184,375.81

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Solution

The fourth proportional to 127,320,543,424.12, 175,702,896,169.45 and 69,450,184,375.81 is: 95,841,552,401.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,320,543,424.12 : 175,702,896,169.45 = 69,450,184,375.81 : x
  2. Step 2: Convert to fraction form
    127,320,543,424.12/175,702,896,169.45 = 69,450,184,375.81/x
  3. Step 3: Cross multiply
    127,320,543,424.12x = 175,702,896,169.45 × 69,450,184,375.81
  4. Step 4: Simplify right side
    127,320,543,424.12x = 12,202,598,534,331,223,769,088
  5. Step 5: Solve for x
    x = 12,202,598,534,331,223,769,088/127,320,543,424.12
  6. Step 6: Final answer
    x = 95,841,552,401.19

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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.