Home / 5,390,076,355.60-8,085,114,533.40-2,628,283,766.80

Finding the Fourth Proportional to 5,390,076,355.60, 8,085,114,533.40 and 2,628,283,766.80

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Solution

The fourth proportional to 5,390,076,355.60, 8,085,114,533.40 and 2,628,283,766.80 is: 3,942,425,650.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,390,076,355.60 : 8,085,114,533.40 = 2,628,283,766.80 : x
  2. Step 2: Convert to fraction form
    5,390,076,355.60/8,085,114,533.40 = 2,628,283,766.80/x
  3. Step 3: Cross multiply
    5,390,076,355.60x = 8,085,114,533.40 × 2,628,283,766.80
  4. Step 4: Simplify right side
    5,390,076,355.60x = 21,249,975,280,853,975,040
  5. Step 5: Solve for x
    x = 21,249,975,280,853,975,040/5,390,076,355.60
  6. Step 6: Final answer
    x = 3,942,425,650.20

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Double scale
Find fourth proportional to 5,390,076,356.60, 8,085,114,534.90 and 2,628,283,767.80
Similar ratio
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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.