Home / 86,638,778,301.12-119,559,207,092.46-50,015,657,659.26

Finding the Fourth Proportional to 86,638,778,301.12, 119,559,207,092.46 and 50,015,657,659.26

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Solution

The fourth proportional to 86,638,778,301.12, 119,559,207,092.46 and 50,015,657,659.26 is: 69,020,275,784.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,638,778,301.12 : 119,559,207,092.46 = 50,015,657,659.26 : x
  2. Step 2: Convert to fraction form
    86,638,778,301.12/119,559,207,092.46 = 50,015,657,659.26/x
  3. Step 3: Cross multiply
    86,638,778,301.12x = 119,559,207,092.46 × 50,015,657,659.26
  4. Step 4: Simplify right side
    86,638,778,301.12x = 5,979,832,371,949,050,265,600
  5. Step 5: Solve for x
    x = 5,979,832,371,949,050,265,600/86,638,778,301.12
  6. Step 6: Final answer
    x = 69,020,275,784.20

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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.