Home / 3,520,202,655.60-5,280,303,983.40-1,772,730,169.20

Finding the Fourth Proportional to 3,520,202,655.60, 5,280,303,983.40 and 1,772,730,169.20

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Solution

The fourth proportional to 3,520,202,655.60, 5,280,303,983.40 and 1,772,730,169.20 is: 2,659,095,253.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,520,202,655.60 : 5,280,303,983.40 = 1,772,730,169.20 : x
  2. Step 2: Convert to fraction form
    3,520,202,655.60/5,280,303,983.40 = 1,772,730,169.20/x
  3. Step 3: Cross multiply
    3,520,202,655.60x = 5,280,303,983.40 × 1,772,730,169.20
  4. Step 4: Simplify right side
    3,520,202,655.60x = 9,360,554,173,920,114,688
  5. Step 5: Solve for x
    x = 9,360,554,173,920,114,688/3,520,202,655.60
  6. Step 6: Final answer
    x = 2,659,095,253.80

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Double scale
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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.