Home / 1,076,803,721.46-1,485,990,186.93-581,766,823.62

Finding the Fourth Proportional to 1,076,803,721.46, 1,485,990,186.93 and 581,766,823.62

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Solution

The fourth proportional to 1,076,803,721.46, 1,485,990,186.93 and 581,766,823.62 is: 802,838,784.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,803,721.46 : 1,485,990,186.93 = 581,766,823.62 : x
  2. Step 2: Convert to fraction form
    1,076,803,721.46/1,485,990,186.93 = 581,766,823.62/x
  3. Step 3: Cross multiply
    1,076,803,721.46x = 1,485,990,186.93 × 581,766,823.62
  4. Step 4: Simplify right side
    1,076,803,721.46x = 864,499,790,980,756,224
  5. Step 5: Solve for x
    x = 864,499,790,980,756,224/1,076,803,721.46
  6. Step 6: Final answer
    x = 802,838,784.59

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Why These Related Problems?

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