Home / 326,752,655.40-489,457,136.70-224,632,002.60

Finding the Fourth Proportional to 326,752,655.40, 489,457,136.70 and 224,632,002.60

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Solution

The fourth proportional to 326,752,655.40, 489,457,136.70 and 224,632,002.60 is: 336,486,130.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,752,655.40 : 489,457,136.70 = 224,632,002.60 : x
  2. Step 2: Convert to fraction form
    326,752,655.40/489,457,136.70 = 224,632,002.60/x
  3. Step 3: Cross multiply
    326,752,655.40x = 489,457,136.70 × 224,632,002.60
  4. Step 4: Simplify right side
    326,752,655.40x = 109,947,736,803,782,944
  5. Step 5: Solve for x
    x = 109,947,736,803,782,944/326,752,655.40
  6. Step 6: Final answer
    x = 336,486,130.98

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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.