Home / 141,540,347.70-212,310,521.55-45,802,235.70

Finding the Fourth Proportional to 141,540,347.70, 212,310,521.55 and 45,802,235.70

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Solution

The fourth proportional to 141,540,347.70, 212,310,521.55 and 45,802,235.70 is: 68,703,353.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,540,347.70 : 212,310,521.55 = 45,802,235.70 : x
  2. Step 2: Convert to fraction form
    141,540,347.70/212,310,521.55 = 45,802,235.70/x
  3. Step 3: Cross multiply
    141,540,347.70x = 212,310,521.55 × 45,802,235.70
  4. Step 4: Simplify right side
    141,540,347.70x = 9,724,296,549,623,030
  5. Step 5: Solve for x
    x = 9,724,296,549,623,030/141,540,347.70
  6. Step 6: Final answer
    x = 68,703,353.55

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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.