Home / 1,076,615,678.84-1,486,006,071.37-701,207,749.34

Finding the Fourth Proportional to 1,076,615,678.84, 1,486,006,071.37 and 701,207,749.34

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Solution

The fourth proportional to 1,076,615,678.84, 1,486,006,071.37 and 701,207,749.34 is: 967,846,737.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,615,678.84 : 1,486,006,071.37 = 701,207,749.34 : x
  2. Step 2: Convert to fraction form
    1,076,615,678.84/1,486,006,071.37 = 701,207,749.34/x
  3. Step 3: Cross multiply
    1,076,615,678.84x = 1,486,006,071.37 × 701,207,749.34
  4. Step 4: Simplify right side
    1,076,615,678.84x = 1,041,998,972,807,322,624
  5. Step 5: Solve for x
    x = 1,041,998,972,807,322,624/1,076,615,678.84
  6. Step 6: Final answer
    x = 967,846,737.97

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Half scale
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Double scale
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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.