Home / 296,662,049.40-445,182,030.90-173,840,129.40

Finding the Fourth Proportional to 296,662,049.40, 445,182,030.90 and 173,840,129.40

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Solution

The fourth proportional to 296,662,049.40, 445,182,030.90 and 173,840,129.40 is: 260,870,920.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,662,049.40 : 445,182,030.90 = 173,840,129.40 : x
  2. Step 2: Convert to fraction form
    296,662,049.40/445,182,030.90 = 173,840,129.40/x
  3. Step 3: Cross multiply
    296,662,049.40x = 445,182,030.90 × 173,840,129.40
  4. Step 4: Simplify right side
    296,662,049.40x = 77,390,501,858,210,800
  5. Step 5: Solve for x
    x = 77,390,501,858,210,800/296,662,049.40
  6. Step 6: Final answer
    x = 260,870,920.34

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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.