Home / 534,871,209.40-802,306,814.10-330,797,865.40

Finding the Fourth Proportional to 534,871,209.40, 802,306,814.10 and 330,797,865.40

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Solution

The fourth proportional to 534,871,209.40, 802,306,814.10 and 330,797,865.40 is: 496,196,798.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,871,209.40 : 802,306,814.10 = 330,797,865.40 : x
  2. Step 2: Convert to fraction form
    534,871,209.40/802,306,814.10 = 330,797,865.40/x
  3. Step 3: Cross multiply
    534,871,209.40x = 802,306,814.10 × 330,797,865.40
  4. Step 4: Simplify right side
    534,871,209.40x = 265,401,381,500,154,624
  5. Step 5: Solve for x
    x = 265,401,381,500,154,624/534,871,209.40
  6. Step 6: Final answer
    x = 496,196,798.10

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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.