Home / 1,076,546,407.38-1,485,634,639.96-581,509,120.74

Finding the Fourth Proportional to 1,076,546,407.38, 1,485,634,639.96 and 581,509,120.74

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Solution

The fourth proportional to 1,076,546,407.38, 1,485,634,639.96 and 581,509,120.74 is: 802,482,909.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,546,407.38 : 1,485,634,639.96 = 581,509,120.74 : x
  2. Step 2: Convert to fraction form
    1,076,546,407.38/1,485,634,639.96 = 581,509,120.74/x
  3. Step 3: Cross multiply
    1,076,546,407.38x = 1,485,634,639.96 × 581,509,120.74
  4. Step 4: Simplify right side
    1,076,546,407.38x = 863,910,093,224,026,112
  5. Step 5: Solve for x
    x = 863,910,093,224,026,112/1,076,546,407.38
  6. Step 6: Final answer
    x = 802,482,909.52

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Double scale
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1.5x scale

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.