Home / 3,328,571,307.47-4,591,216,117.87-2,140,643,011.64

Finding the Fourth Proportional to 3,328,571,307.47, 4,591,216,117.87 and 2,140,643,011.64

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Solution

The fourth proportional to 3,328,571,307.47, 4,591,216,117.87 and 2,140,643,011.64 is: 2,952,664,608.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,328,571,307.47 : 4,591,216,117.87 = 2,140,643,011.64 : x
  2. Step 2: Convert to fraction form
    3,328,571,307.47/4,591,216,117.87 = 2,140,643,011.64/x
  3. Step 3: Cross multiply
    3,328,571,307.47x = 4,591,216,117.87 × 2,140,643,011.64
  4. Step 4: Simplify right side
    3,328,571,307.47x = 9,828,154,697,619,038,208
  5. Step 5: Solve for x
    x = 9,828,154,697,619,038,208/3,328,571,307.47
  6. Step 6: Final answer
    x = 2,952,664,608.86

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Double scale
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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.