Home / 140,094,319,271.39-193,330,347,033.02-75,865,154,349.60

Finding the Fourth Proportional to 140,094,319,271.39, 193,330,347,033.02 and 75,865,154,349.60

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Solution

The fourth proportional to 140,094,319,271.39, 193,330,347,033.02 and 75,865,154,349.60 is: 104,694,013,964.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,094,319,271.39 : 193,330,347,033.02 = 75,865,154,349.60 : x
  2. Step 2: Convert to fraction form
    140,094,319,271.39/193,330,347,033.02 = 75,865,154,349.60/x
  3. Step 3: Cross multiply
    140,094,319,271.39x = 193,330,347,033.02 × 75,865,154,349.60
  4. Step 4: Simplify right side
    140,094,319,271.39x = 14,667,036,618,121,795,338,240
  5. Step 5: Solve for x
    x = 14,667,036,618,121,795,338,240/140,094,319,271.39
  6. Step 6: Final answer
    x = 104,694,013,964.33

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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.