Home / 800,736,048.40-1,201,104,072.60-493,030,397.20

Finding the Fourth Proportional to 800,736,048.40, 1,201,104,072.60 and 493,030,397.20

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Solution

The fourth proportional to 800,736,048.40, 1,201,104,072.60 and 493,030,397.20 is: 739,545,595.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,736,048.40 : 1,201,104,072.60 = 493,030,397.20 : x
  2. Step 2: Convert to fraction form
    800,736,048.40/1,201,104,072.60 = 493,030,397.20/x
  3. Step 3: Cross multiply
    800,736,048.40x = 1,201,104,072.60 × 493,030,397.20
  4. Step 4: Simplify right side
    800,736,048.40x = 592,180,817,992,515,584
  5. Step 5: Solve for x
    x = 592,180,817,992,515,584/800,736,048.40
  6. Step 6: Final answer
    x = 739,545,595.80

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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.