Home / 489,075,695.40-733,418,681.40-161,460,033.60

Finding the Fourth Proportional to 489,075,695.40, 733,418,681.40 and 161,460,033.60

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Solution

The fourth proportional to 489,075,695.40, 733,418,681.40 and 161,460,033.60 is: 242,125,720.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,075,695.40 : 733,418,681.40 = 161,460,033.60 : x
  2. Step 2: Convert to fraction form
    489,075,695.40/733,418,681.40 = 161,460,033.60/x
  3. Step 3: Cross multiply
    489,075,695.40x = 733,418,681.40 × 161,460,033.60
  4. Step 4: Simplify right side
    489,075,695.40x = 118,417,804,941,711,680
  5. Step 5: Solve for x
    x = 118,417,804,941,711,680/489,075,695.40
  6. Step 6: Final answer
    x = 242,125,720.12

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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.