Home / 672,560,464.80-1,009,596,524.40-519,883,370.40

Finding the Fourth Proportional to 672,560,464.80, 1,009,596,524.40 and 519,883,370.40

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Solution

The fourth proportional to 672,560,464.80, 1,009,596,524.40 and 519,883,370.40 is: 780,409,303.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,560,464.80 : 1,009,596,524.40 = 519,883,370.40 : x
  2. Step 2: Convert to fraction form
    672,560,464.80/1,009,596,524.40 = 519,883,370.40/x
  3. Step 3: Cross multiply
    672,560,464.80x = 1,009,596,524.40 × 519,883,370.40
  4. Step 4: Simplify right side
    672,560,464.80x = 524,872,443,849,197,824
  5. Step 5: Solve for x
    x = 524,872,443,849,197,824/672,560,464.80
  6. Step 6: Final answer
    x = 780,409,303.43

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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.