Home / 259,730,048.28-358,433,268.75-148,218,669.39

Finding the Fourth Proportional to 259,730,048.28, 358,433,268.75 and 148,218,669.39

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Solution

The fourth proportional to 259,730,048.28, 358,433,268.75 and 148,218,669.39 is: 204,545,074.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,730,048.28 : 358,433,268.75 = 148,218,669.39 : x
  2. Step 2: Convert to fraction form
    259,730,048.28/358,433,268.75 = 148,218,669.39/x
  3. Step 3: Cross multiply
    259,730,048.28x = 358,433,268.75 × 148,218,669.39
  4. Step 4: Simplify right side
    259,730,048.28x = 53,126,502,159,233,264
  5. Step 5: Solve for x
    x = 53,126,502,159,233,264/259,730,048.28
  6. Step 6: Final answer
    x = 204,545,074.82

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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.