Home / 1,094,765,999.42-1,510,698,647.35-642,662,323.85

Finding the Fourth Proportional to 1,094,765,999.42, 1,510,698,647.35 and 642,662,323.85

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Solution

The fourth proportional to 1,094,765,999.42, 1,510,698,647.35 and 642,662,323.85 is: 886,827,964.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,094,765,999.42 : 1,510,698,647.35 = 642,662,323.85 : x
  2. Step 2: Convert to fraction form
    1,094,765,999.42/1,510,698,647.35 = 642,662,323.85/x
  3. Step 3: Cross multiply
    1,094,765,999.42x = 1,510,698,647.35 × 642,662,323.85
  4. Step 4: Simplify right side
    1,094,765,999.42x = 970,869,103,339,789,440
  5. Step 5: Solve for x
    x = 970,869,103,339,789,440/1,094,765,999.42
  6. Step 6: Final answer
    x = 886,827,964.93

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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.