Home / 885,094,814.93-1,326,987,709.13-535,263,109.25

Finding the Fourth Proportional to 885,094,814.93, 1,326,987,709.13 and 535,263,109.25

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Solution

The fourth proportional to 885,094,814.93, 1,326,987,709.13 and 535,263,109.25 is: 802,498,845.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,094,814.93 : 1,326,987,709.13 = 535,263,109.25 : x
  2. Step 2: Convert to fraction form
    885,094,814.93/1,326,987,709.13 = 535,263,109.25/x
  3. Step 3: Cross multiply
    885,094,814.93x = 1,326,987,709.13 × 535,263,109.25
  4. Step 4: Simplify right side
    885,094,814.93x = 710,287,567,124,648,320
  5. Step 5: Solve for x
    x = 710,287,567,124,648,320/885,094,814.93
  6. Step 6: Final answer
    x = 802,498,845.48

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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.