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Finding the Fourth Proportional to 130,032,473.40, 195,048,710.10 and 130,032,473.40

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Solution

The fourth proportional to 130,032,473.40, 195,048,710.10 and 130,032,473.40 is: 195,048,710.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,032,473.40 : 195,048,710.10 = 130,032,473.40 : x
  2. Step 2: Convert to fraction form
    130,032,473.40/195,048,710.10 = 130,032,473.40/x
  3. Step 3: Cross multiply
    130,032,473.40x = 195,048,710.10 × 130,032,473.40
  4. Step 4: Simplify right side
    130,032,473.40x = 25,362,666,207,782,560
  5. Step 5: Solve for x
    x = 25,362,666,207,782,560/130,032,473.40
  6. Step 6: Final answer
    x = 195,048,710.10

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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.