Home / 116,883,534.24-161,364,145.68-70,485,541.92

Finding the Fourth Proportional to 116,883,534.24, 161,364,145.68 and 70,485,541.92

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Solution

The fourth proportional to 116,883,534.24, 161,364,145.68 and 70,485,541.92 is: 97,309,166.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,883,534.24 : 161,364,145.68 = 70,485,541.92 : x
  2. Step 2: Convert to fraction form
    116,883,534.24/161,364,145.68 = 70,485,541.92/x
  3. Step 3: Cross multiply
    116,883,534.24x = 161,364,145.68 × 70,485,541.92
  4. Step 4: Simplify right side
    116,883,534.24x = 11,373,839,254,712,628
  5. Step 5: Solve for x
    x = 11,373,839,254,712,628/116,883,534.24
  6. Step 6: Final answer
    x = 97,309,166.16

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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.