Home / 7,085,934,101.60-10,628,901,152.40-3,779,945,928.80

Finding the Fourth Proportional to 7,085,934,101.60, 10,628,901,152.40 and 3,779,945,928.80

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Solution

The fourth proportional to 7,085,934,101.60, 10,628,901,152.40 and 3,779,945,928.80 is: 5,669,918,893.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,085,934,101.60 : 10,628,901,152.40 = 3,779,945,928.80 : x
  2. Step 2: Convert to fraction form
    7,085,934,101.60/10,628,901,152.40 = 3,779,945,928.80/x
  3. Step 3: Cross multiply
    7,085,934,101.60x = 10,628,901,152.40 × 3,779,945,928.80
  4. Step 4: Simplify right side
    7,085,934,101.60x = 40,176,671,638,632,005,632
  5. Step 5: Solve for x
    x = 40,176,671,638,632,005,632/7,085,934,101.60
  6. Step 6: Final answer
    x = 5,669,918,893.20

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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.