Home / 114,190,715,807.60-157,573,949,190.75-66,021,849,532.58

Finding the Fourth Proportional to 114,190,715,807.60, 157,573,949,190.75 and 66,021,849,532.58

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Solution

The fourth proportional to 114,190,715,807.60, 157,573,949,190.75 and 66,021,849,532.58 is: 91,104,810,843.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,190,715,807.60 : 157,573,949,190.75 = 66,021,849,532.58 : x
  2. Step 2: Convert to fraction form
    114,190,715,807.60/157,573,949,190.75 = 66,021,849,532.58/x
  3. Step 3: Cross multiply
    114,190,715,807.60x = 157,573,949,190.75 × 66,021,849,532.58
  4. Step 4: Simplify right side
    114,190,715,807.60x = 10,403,323,563,725,471,875,072
  5. Step 5: Solve for x
    x = 10,403,323,563,725,471,875,072/114,190,715,807.60
  6. Step 6: Final answer
    x = 91,104,810,843.41

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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.