Home / 145,965,711.04-200,359,706.80-129,075,772.48

Finding the Fourth Proportional to 145,965,711.04, 200,359,706.80 and 129,075,772.48

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Solution

The fourth proportional to 145,965,711.04, 200,359,706.80 and 129,075,772.48 is: 177,175,747.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,965,711.04 : 200,359,706.80 = 129,075,772.48 : x
  2. Step 2: Convert to fraction form
    145,965,711.04/200,359,706.80 = 129,075,772.48/x
  3. Step 3: Cross multiply
    145,965,711.04x = 200,359,706.80 × 129,075,772.48
  4. Step 4: Simplify right side
    145,965,711.04x = 25,861,583,929,076,312
  5. Step 5: Solve for x
    x = 25,861,583,929,076,312/145,965,711.04
  6. Step 6: Final answer
    x = 177,175,747.27

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.