Home / 583,534,069.21-805,274,608.02-315,610,200.73

Finding the Fourth Proportional to 583,534,069.21, 805,274,608.02 and 315,610,200.73

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Solution

The fourth proportional to 583,534,069.21, 805,274,608.02 and 315,610,200.73 is: 435,540,774.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,534,069.21 : 805,274,608.02 = 315,610,200.73 : x
  2. Step 2: Convert to fraction form
    583,534,069.21/805,274,608.02 = 315,610,200.73/x
  3. Step 3: Cross multiply
    583,534,069.21x = 805,274,608.02 × 315,610,200.73
  4. Step 4: Simplify right side
    583,534,069.21x = 254,152,880,676,767,552
  5. Step 5: Solve for x
    x = 254,152,880,676,767,552/583,534,069.21
  6. Step 6: Final answer
    x = 435,540,774.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.