Home / 698,031,075.60-963,282,650.00-384,770,520.95

Finding the Fourth Proportional to 698,031,075.60, 963,282,650.00 and 384,770,520.95

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Solution

The fourth proportional to 698,031,075.60, 963,282,650.00 and 384,770,520.95 is: 530,983,189.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,031,075.60 : 963,282,650.00 = 384,770,520.95 : x
  2. Step 2: Convert to fraction form
    698,031,075.60/963,282,650.00 = 384,770,520.95/x
  3. Step 3: Cross multiply
    698,031,075.60x = 963,282,650.00 × 384,770,520.95
  4. Step 4: Simplify right side
    698,031,075.60x = 370,642,767,055,856,256
  5. Step 5: Solve for x
    x = 370,642,767,055,856,256/698,031,075.60
  6. Step 6: Final answer
    x = 530,983,189.73

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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.