Home / 534,871,206.40-802,306,809.60-330,797,862.40

Finding the Fourth Proportional to 534,871,206.40, 802,306,809.60 and 330,797,862.40

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Solution

The fourth proportional to 534,871,206.40, 802,306,809.60 and 330,797,862.40 is: 496,196,793.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,871,206.40 : 802,306,809.60 = 330,797,862.40 : x
  2. Step 2: Convert to fraction form
    534,871,206.40/802,306,809.60 = 330,797,862.40/x
  3. Step 3: Cross multiply
    534,871,206.40x = 802,306,809.60 × 330,797,862.40
  4. Step 4: Simplify right side
    534,871,206.40x = 265,401,377,604,643,776
  5. Step 5: Solve for x
    x = 265,401,377,604,643,776/534,871,206.40
  6. Step 6: Final answer
    x = 496,196,793.60

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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.