Home / 651,775,701.54-899,467,514.55-354,435,333.60

Finding the Fourth Proportional to 651,775,701.54, 899,467,514.55 and 354,435,333.60

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Solution

The fourth proportional to 651,775,701.54, 899,467,514.55 and 354,435,333.60 is: 489,130,030.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,775,701.54 : 899,467,514.55 = 354,435,333.60 : x
  2. Step 2: Convert to fraction form
    651,775,701.54/899,467,514.55 = 354,435,333.60/x
  3. Step 3: Cross multiply
    651,775,701.54x = 899,467,514.55 × 354,435,333.60
  4. Step 4: Simplify right side
    651,775,701.54x = 318,803,068,581,892,096
  5. Step 5: Solve for x
    x = 318,803,068,581,892,096/651,775,701.54
  6. Step 6: Final answer
    x = 489,130,030.21

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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.