Home / 1,692,778,659.28-2,335,823,019.48-939,989,482.96

Finding the Fourth Proportional to 1,692,778,659.28, 2,335,823,019.48 and 939,989,482.96

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Solution

The fourth proportional to 1,692,778,659.28, 2,335,823,019.48 and 939,989,482.96 is: 1,297,068,025.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,692,778,659.28 : 2,335,823,019.48 = 939,989,482.96 : x
  2. Step 2: Convert to fraction form
    1,692,778,659.28/2,335,823,019.48 = 939,989,482.96/x
  3. Step 3: Cross multiply
    1,692,778,659.28x = 2,335,823,019.48 × 939,989,482.96
  4. Step 4: Simplify right side
    1,692,778,659.28x = 2,195,649,072,367,071,232
  5. Step 5: Solve for x
    x = 2,195,649,072,367,071,232/1,692,778,659.28
  6. Step 6: Final answer
    x = 1,297,068,025.01

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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.