Home / 1,152,605,839.25-1,590,596,590.34-623,969,825.34

Finding the Fourth Proportional to 1,152,605,839.25, 1,590,596,590.34 and 623,969,825.34

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Solution

The fourth proportional to 1,152,605,839.25, 1,590,596,590.34 and 623,969,825.34 is: 861,078,647.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,605,839.25 : 1,590,596,590.34 = 623,969,825.34 : x
  2. Step 2: Convert to fraction form
    1,152,605,839.25/1,590,596,590.34 = 623,969,825.34/x
  3. Step 3: Cross multiply
    1,152,605,839.25x = 1,590,596,590.34 × 623,969,825.34
  4. Step 4: Simplify right side
    1,152,605,839.25x = 992,484,276,654,933,376
  5. Step 5: Solve for x
    x = 992,484,276,654,933,376/1,152,605,839.25
  6. Step 6: Final answer
    x = 861,078,647.06

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1.5x scale

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.