Home / 290,448,020.40-435,672,030.60-182,952,596.40

Finding the Fourth Proportional to 290,448,020.40, 435,672,030.60 and 182,952,596.40

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Solution

The fourth proportional to 290,448,020.40, 435,672,030.60 and 182,952,596.40 is: 274,428,894.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,448,020.40 : 435,672,030.60 = 182,952,596.40 : x
  2. Step 2: Convert to fraction form
    290,448,020.40/435,672,030.60 = 182,952,596.40/x
  3. Step 3: Cross multiply
    290,448,020.40x = 435,672,030.60 × 182,952,596.40
  4. Step 4: Simplify right side
    290,448,020.40x = 79,707,329,177,130,256
  5. Step 5: Solve for x
    x = 79,707,329,177,130,256/290,448,020.40
  6. Step 6: Final answer
    x = 274,428,894.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.