Home / 335,503,820.70-502,956,549.45-130,984,328.70

Finding the Fourth Proportional to 335,503,820.70, 502,956,549.45 and 130,984,328.70

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Solution

The fourth proportional to 335,503,820.70, 502,956,549.45 and 130,984,328.70 is: 196,359,689.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,503,820.70 : 502,956,549.45 = 130,984,328.70 : x
  2. Step 2: Convert to fraction form
    335,503,820.70/502,956,549.45 = 130,984,328.70/x
  3. Step 3: Cross multiply
    335,503,820.70x = 502,956,549.45 × 130,984,328.70
  4. Step 4: Simplify right side
    335,503,820.70x = 65,879,425,994,976,608
  5. Step 5: Solve for x
    x = 65,879,425,994,976,608/335,503,820.70
  6. Step 6: Final answer
    x = 196,359,689.31

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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.