Home / 654,323,485.34-902,962,123.58-372,065,946.77

Finding the Fourth Proportional to 654,323,485.34, 902,962,123.58 and 372,065,946.77

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Solution

The fourth proportional to 654,323,485.34, 902,962,123.58 and 372,065,946.77 is: 513,448,569.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,323,485.34 : 902,962,123.58 = 372,065,946.77 : x
  2. Step 2: Convert to fraction form
    654,323,485.34/902,962,123.58 = 372,065,946.77/x
  3. Step 3: Cross multiply
    654,323,485.34x = 902,962,123.58 × 372,065,946.77
  4. Step 4: Simplify right side
    654,323,485.34x = 335,961,457,400,867,328
  5. Step 5: Solve for x
    x = 335,961,457,400,867,328/654,323,485.34
  6. Step 6: Final answer
    x = 513,448,569.29

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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.