Home / 115,981,333,086.26-160,068,173,172.80-70,254,266,802.62

Finding the Fourth Proportional to 115,981,333,086.26, 160,068,173,172.80 and 70,254,266,802.62

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Solution

The fourth proportional to 115,981,333,086.26, 160,068,173,172.80 and 70,254,266,802.62 is: 96,959,328,242.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,981,333,086.26 : 160,068,173,172.80 = 70,254,266,802.62 : x
  2. Step 2: Convert to fraction form
    115,981,333,086.26/160,068,173,172.80 = 70,254,266,802.62/x
  3. Step 3: Cross multiply
    115,981,333,086.26x = 160,068,173,172.80 × 70,254,266,802.62
  4. Step 4: Simplify right side
    115,981,333,086.26x = 11,245,472,144,689,071,128,576
  5. Step 5: Solve for x
    x = 11,245,472,144,689,071,128,576/115,981,333,086.26
  6. Step 6: Final answer
    x = 96,959,328,242.29

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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.