Home / 5,390,065,148.40-8,085,097,722.60-1,305,239,036.40

Finding the Fourth Proportional to 5,390,065,148.40, 8,085,097,722.60 and 1,305,239,036.40

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Solution

The fourth proportional to 5,390,065,148.40, 8,085,097,722.60 and 1,305,239,036.40 is: 1,957,858,554.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,390,065,148.40 : 8,085,097,722.60 = 1,305,239,036.40 : x
  2. Step 2: Convert to fraction form
    5,390,065,148.40/8,085,097,722.60 = 1,305,239,036.40/x
  3. Step 3: Cross multiply
    5,390,065,148.40x = 8,085,097,722.60 × 1,305,239,036.40
  4. Step 4: Simplify right side
    5,390,065,148.40x = 10,552,985,160,646,260,736
  5. Step 5: Solve for x
    x = 10,552,985,160,646,260,736/5,390,065,148.40
  6. Step 6: Final answer
    x = 1,957,858,554.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.