Home / 442,920,032.60-664,380,048.90-417,410,864.60

Finding the Fourth Proportional to 442,920,032.60, 664,380,048.90 and 417,410,864.60

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Solution

The fourth proportional to 442,920,032.60, 664,380,048.90 and 417,410,864.60 is: 626,116,296.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,920,032.60 : 664,380,048.90 = 417,410,864.60 : x
  2. Step 2: Convert to fraction form
    442,920,032.60/664,380,048.90 = 417,410,864.60/x
  3. Step 3: Cross multiply
    442,920,032.60x = 664,380,048.90 × 417,410,864.60
  4. Step 4: Simplify right side
    442,920,032.60x = 277,319,450,634,339,296
  5. Step 5: Solve for x
    x = 277,319,450,634,339,296/442,920,032.60
  6. Step 6: Final answer
    x = 626,116,296.90

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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.