Home / 434,554,360.40-651,831,540.60-386,937,246.80

Finding the Fourth Proportional to 434,554,360.40, 651,831,540.60 and 386,937,246.80

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Solution

The fourth proportional to 434,554,360.40, 651,831,540.60 and 386,937,246.80 is: 580,405,870.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,554,360.40 : 651,831,540.60 = 386,937,246.80 : x
  2. Step 2: Convert to fraction form
    434,554,360.40/651,831,540.60 = 386,937,246.80/x
  3. Step 3: Cross multiply
    434,554,360.40x = 651,831,540.60 × 386,937,246.80
  4. Step 4: Simplify right side
    434,554,360.40x = 252,217,901,697,166,432
  5. Step 5: Solve for x
    x = 252,217,901,697,166,432/434,554,360.40
  6. Step 6: Final answer
    x = 580,405,870.20

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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.