Home / 772,897,241.40-1,159,009,938.90-255,127,615.80

Finding the Fourth Proportional to 772,897,241.40, 1,159,009,938.90 and 255,127,615.80

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Solution

The fourth proportional to 772,897,241.40, 1,159,009,938.90 and 255,127,615.80 is: 382,580,537.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,897,241.40 : 1,159,009,938.90 = 255,127,615.80 : x
  2. Step 2: Convert to fraction form
    772,897,241.40/1,159,009,938.90 = 255,127,615.80/x
  3. Step 3: Cross multiply
    772,897,241.40x = 1,159,009,938.90 × 255,127,615.80
  4. Step 4: Simplify right side
    772,897,241.40x = 295,695,442,400,060,736
  5. Step 5: Solve for x
    x = 295,695,442,400,060,736/772,897,241.40
  6. Step 6: Final answer
    x = 382,580,537.96

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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.