Home / 895,372,521.02-1,235,618,980.82-519,252,111.44

Finding the Fourth Proportional to 895,372,521.02, 1,235,618,980.82 and 519,252,111.44

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Solution

The fourth proportional to 895,372,521.02, 1,235,618,980.82 and 519,252,111.44 is: 716,570,756.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,372,521.02 : 1,235,618,980.82 = 519,252,111.44 : x
  2. Step 2: Convert to fraction form
    895,372,521.02/1,235,618,980.82 = 519,252,111.44/x
  3. Step 3: Cross multiply
    895,372,521.02x = 1,235,618,980.82 × 519,252,111.44
  4. Step 4: Simplify right side
    895,372,521.02x = 641,597,764,717,351,552
  5. Step 5: Solve for x
    x = 641,597,764,717,351,552/895,372,521.02
  6. Step 6: Final answer
    x = 716,570,756.48

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Double scale
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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.