Home / 612,261,907.48-844,885,023-347,907,210.88

Finding the Fourth Proportional to 612,261,907.48, 844,885,023 and 347,907,210.88

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Solution

The fourth proportional to 612,261,907.48, 844,885,023 and 347,907,210.88 is: 480,091,262.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,261,907.48 : 844,885,023 = 347,907,210.88 : x
  2. Step 2: Convert to fraction form
    612,261,907.48/844,885,023 = 347,907,210.88/x
  3. Step 3: Cross multiply
    612,261,907.48x = 844,885,023 × 347,907,210.88
  4. Step 4: Simplify right side
    612,261,907.48x = 293,941,591,866,214,656
  5. Step 5: Solve for x
    x = 293,941,591,866,214,656/612,261,907.48
  6. Step 6: Final answer
    x = 480,091,262.05

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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.