Home / 144,532,420,237.94-199,460,122,774.36-86,670,220,587.32

Finding the Fourth Proportional to 144,532,420,237.94, 199,460,122,774.36 and 86,670,220,587.32

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Solution

The fourth proportional to 144,532,420,237.94, 199,460,122,774.36 and 86,670,220,587.32 is: 119,608,132,284.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,532,420,237.94 : 199,460,122,774.36 = 86,670,220,587.32 : x
  2. Step 2: Convert to fraction form
    144,532,420,237.94/199,460,122,774.36 = 86,670,220,587.32/x
  3. Step 3: Cross multiply
    144,532,420,237.94x = 199,460,122,774.36 × 86,670,220,587.32
  4. Step 4: Simplify right side
    144,532,420,237.94x = 17,287,252,839,227,711,291,392
  5. Step 5: Solve for x
    x = 17,287,252,839,227,711,291,392/144,532,420,237.94
  6. Step 6: Final answer
    x = 119,608,132,284.56

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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.