Home / 890,488,247,632.80-1,335,732,371,449.20-465,852,433,437.60

Finding the Fourth Proportional to 890,488,247,632.80, 1,335,732,371,449.20 and 465,852,433,437.60

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Solution

The fourth proportional to 890,488,247,632.80, 1,335,732,371,449.20 and 465,852,433,437.60 is: 698,778,650,156.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,488,247,632.80 : 1,335,732,371,449.20 = 465,852,433,437.60 : x
  2. Step 2: Convert to fraction form
    890,488,247,632.80/1,335,732,371,449.20 = 465,852,433,437.60/x
  3. Step 3: Cross multiply
    890,488,247,632.80x = 1,335,732,371,449.20 × 465,852,433,437.60
  4. Step 4: Simplify right side
    890,488,247,632.80x = 622,254,175,660,986,043,727,872
  5. Step 5: Solve for x
    x = 622,254,175,660,986,043,727,872/890,488,247,632.80
  6. Step 6: Final answer
    x = 698,778,650,156.40

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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.