Home / 1,173,575,852.40-1,758,348,239.40-620,058,399.60

Finding the Fourth Proportional to 1,173,575,852.40, 1,758,348,239.40 and 620,058,399.60

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Solution

The fourth proportional to 1,173,575,852.40, 1,758,348,239.40 and 620,058,399.60 is: 929,022,689.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,575,852.40 : 1,758,348,239.40 = 620,058,399.60 : x
  2. Step 2: Convert to fraction form
    1,173,575,852.40/1,758,348,239.40 = 620,058,399.60/x
  3. Step 3: Cross multiply
    1,173,575,852.40x = 1,758,348,239.40 × 620,058,399.60
  4. Step 4: Simplify right side
    1,173,575,852.40x = 1,090,278,595,261,841,792
  5. Step 5: Solve for x
    x = 1,090,278,595,261,841,792/1,173,575,852.40
  6. Step 6: Final answer
    x = 929,022,689.95

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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.