Home / 196,830,417.09-271,634,227.64-113,198,613

Finding the Fourth Proportional to 196,830,417.09, 271,634,227.64 and 113,198,613

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Solution

The fourth proportional to 196,830,417.09, 271,634,227.64 and 113,198,613 is: 156,218,831.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,830,417.09 : 271,634,227.64 = 113,198,613 : x
  2. Step 2: Convert to fraction form
    196,830,417.09/271,634,227.64 = 113,198,613/x
  3. Step 3: Cross multiply
    196,830,417.09x = 271,634,227.64 × 113,198,613
  4. Step 4: Simplify right side
    196,830,417.09x = 30,748,617,812,174,260
  5. Step 5: Solve for x
    x = 30,748,617,812,174,260/196,830,417.09
  6. Step 6: Final answer
    x = 156,218,831.76

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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.