Home / 698,578,528.80-1,047,867,793.20-594,708,385.35

Finding the Fourth Proportional to 698,578,528.80, 1,047,867,793.20 and 594,708,385.35

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Solution

The fourth proportional to 698,578,528.80, 1,047,867,793.20 and 594,708,385.35 is: 892,062,578.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,578,528.80 : 1,047,867,793.20 = 594,708,385.35 : x
  2. Step 2: Convert to fraction form
    698,578,528.80/1,047,867,793.20 = 594,708,385.35/x
  3. Step 3: Cross multiply
    698,578,528.80x = 1,047,867,793.20 × 594,708,385.35
  4. Step 4: Simplify right side
    698,578,528.80x = 623,175,763,354,239,744
  5. Step 5: Solve for x
    x = 623,175,763,354,239,744/698,578,528.80
  6. Step 6: Final answer
    x = 892,062,578.03

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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.