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Finding the Fourth Proportional to 1,772,188,533.70, 2,658,282,800.55 and 1,772,188,533.70

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Solution

The fourth proportional to 1,772,188,533.70, 2,658,282,800.55 and 1,772,188,533.70 is: 2,658,282,800.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,772,188,533.70 : 2,658,282,800.55 = 1,772,188,533.70 : x
  2. Step 2: Convert to fraction form
    1,772,188,533.70/2,658,282,800.55 = 1,772,188,533.70/x
  3. Step 3: Cross multiply
    1,772,188,533.70x = 2,658,282,800.55 × 1,772,188,533.70
  4. Step 4: Simplify right side
    1,772,188,533.70x = 4,710,978,298,466,634,752
  5. Step 5: Solve for x
    x = 4,710,978,298,466,634,752/1,772,188,533.70
  6. Step 6: Final answer
    x = 2,658,282,800.55

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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.