Home / 907,308,082.80-1,360,005,530.40-354,396,866.40

Finding the Fourth Proportional to 907,308,082.80, 1,360,005,530.40 and 354,396,866.40

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Solution

The fourth proportional to 907,308,082.80, 1,360,005,530.40 and 354,396,866.40 is: 531,221,651.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,308,082.80 : 1,360,005,530.40 = 354,396,866.40 : x
  2. Step 2: Convert to fraction form
    907,308,082.80/1,360,005,530.40 = 354,396,866.40/x
  3. Step 3: Cross multiply
    907,308,082.80x = 1,360,005,530.40 × 354,396,866.40
  4. Step 4: Simplify right side
    907,308,082.80x = 481,981,698,260,429,952
  5. Step 5: Solve for x
    x = 481,981,698,260,429,952/907,308,082.80
  6. Step 6: Final answer
    x = 531,221,651.61

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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.