Home / 574,697,000.80-862,045,501.20-530,355,138.40

Finding the Fourth Proportional to 574,697,000.80, 862,045,501.20 and 530,355,138.40

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Solution

The fourth proportional to 574,697,000.80, 862,045,501.20 and 530,355,138.40 is: 795,532,707.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,697,000.80 : 862,045,501.20 = 530,355,138.40 : x
  2. Step 2: Convert to fraction form
    574,697,000.80/862,045,501.20 = 530,355,138.40/x
  3. Step 3: Cross multiply
    574,697,000.80x = 862,045,501.20 × 530,355,138.40
  4. Step 4: Simplify right side
    574,697,000.80x = 457,190,261,096,023,360
  5. Step 5: Solve for x
    x = 457,190,261,096,023,360/574,697,000.80
  6. Step 6: Final answer
    x = 795,532,707.60

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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.