Home / 489,275,337.45-675,200,075.90-269,258,763.45

Finding the Fourth Proportional to 489,275,337.45, 675,200,075.90 and 269,258,763.45

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Solution

The fourth proportional to 489,275,337.45, 675,200,075.90 and 269,258,763.45 is: 371,577,154.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,275,337.45 : 675,200,075.90 = 269,258,763.45 : x
  2. Step 2: Convert to fraction form
    489,275,337.45/675,200,075.90 = 269,258,763.45/x
  3. Step 3: Cross multiply
    489,275,337.45x = 675,200,075.90 × 269,258,763.45
  4. Step 4: Simplify right side
    489,275,337.45x = 181,803,537,516,833,824
  5. Step 5: Solve for x
    x = 181,803,537,516,833,824/489,275,337.45
  6. Step 6: Final answer
    x = 371,577,154.21

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.