Home / 388,080,776.94-581,834,185.98-234,692,732.58

Finding the Fourth Proportional to 388,080,776.94, 581,834,185.98 and 234,692,732.58

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Solution

The fourth proportional to 388,080,776.94, 581,834,185.98 and 234,692,732.58 is: 351,865,547.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,080,776.94 : 581,834,185.98 = 234,692,732.58 : x
  2. Step 2: Convert to fraction form
    388,080,776.94/581,834,185.98 = 234,692,732.58/x
  3. Step 3: Cross multiply
    388,080,776.94x = 581,834,185.98 × 234,692,732.58
  4. Step 4: Simplify right side
    388,080,776.94x = 136,552,255,016,106,144
  5. Step 5: Solve for x
    x = 136,552,255,016,106,144/388,080,776.94
  6. Step 6: Final answer
    x = 351,865,547.41

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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.