Home / 290,935,680,329.44-401,433,009,552.90-162,457,360,664.82

Finding the Fourth Proportional to 290,935,680,329.44, 401,433,009,552.90 and 162,457,360,664.82

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Solution

The fourth proportional to 290,935,680,329.44, 401,433,009,552.90 and 162,457,360,664.82 is: 224,158,642,700.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,935,680,329.44 : 401,433,009,552.90 = 162,457,360,664.82 : x
  2. Step 2: Convert to fraction form
    290,935,680,329.44/401,433,009,552.90 = 162,457,360,664.82/x
  3. Step 3: Cross multiply
    290,935,680,329.44x = 401,433,009,552.90 × 162,457,360,664.82
  4. Step 4: Simplify right side
    290,935,680,329.44x = 65,215,747,215,699,610,697,728
  5. Step 5: Solve for x
    x = 65,215,747,215,699,610,697,728/290,935,680,329.44
  6. Step 6: Final answer
    x = 224,158,642,700.18

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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.