Home / 474,938,089,403.42-655,414,985,705.45-258,164,283,945.38

Finding the Fourth Proportional to 474,938,089,403.42, 655,414,985,705.45 and 258,164,283,945.38

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Solution

The fourth proportional to 474,938,089,403.42, 655,414,985,705.45 and 258,164,283,945.38 is: 356,266,941,411.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,938,089,403.42 : 655,414,985,705.45 = 258,164,283,945.38 : x
  2. Step 2: Convert to fraction form
    474,938,089,403.42/655,414,985,705.45 = 258,164,283,945.38/x
  3. Step 3: Cross multiply
    474,938,089,403.42x = 655,414,985,705.45 × 258,164,283,945.38
  4. Step 4: Simplify right side
    474,938,089,403.42x = 169,204,740,471,718,957,547,520
  5. Step 5: Solve for x
    x = 169,204,740,471,718,957,547,520/474,938,089,403.42
  6. Step 6: Final answer
    x = 356,266,941,411.80

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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.