Home / 290,935,680,328.44-401,433,009,551.52-162,457,360,663.82

Finding the Fourth Proportional to 290,935,680,328.44, 401,433,009,551.52 and 162,457,360,663.82

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Solution

The fourth proportional to 290,935,680,328.44, 401,433,009,551.52 and 162,457,360,663.82 is: 224,158,642,698.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,935,680,328.44 : 401,433,009,551.52 = 162,457,360,663.82 : x
  2. Step 2: Convert to fraction form
    290,935,680,328.44/401,433,009,551.52 = 162,457,360,663.82/x
  3. Step 3: Cross multiply
    290,935,680,328.44x = 401,433,009,551.52 × 162,457,360,663.82
  4. Step 4: Simplify right side
    290,935,680,328.44x = 65,215,747,215,073,988,313,088
  5. Step 5: Solve for x
    x = 65,215,747,215,073,988,313,088/290,935,680,328.44
  6. Step 6: Final answer
    x = 224,158,642,698.80

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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.