Home / 837,858,899.63-1,156,202,548.74-461,507,385.65

Finding the Fourth Proportional to 837,858,899.63, 1,156,202,548.74 and 461,507,385.65

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Solution

The fourth proportional to 837,858,899.63, 1,156,202,548.74 and 461,507,385.65 is: 636,856,654.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,858,899.63 : 1,156,202,548.74 = 461,507,385.65 : x
  2. Step 2: Convert to fraction form
    837,858,899.63/1,156,202,548.74 = 461,507,385.65/x
  3. Step 3: Cross multiply
    837,858,899.63x = 1,156,202,548.74 × 461,507,385.65
  4. Step 4: Simplify right side
    837,858,899.63x = 533,596,015,545,083,072
  5. Step 5: Solve for x
    x = 533,596,015,545,083,072/837,858,899.63
  6. Step 6: Final answer
    x = 636,856,654.24

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Double scale
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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.