Home / 1,076,942,879.46-1,615,581,341.70-455,160,729.24

Finding the Fourth Proportional to 1,076,942,879.46, 1,615,581,341.70 and 455,160,729.24

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Solution

The fourth proportional to 1,076,942,879.46, 1,615,581,341.70 and 455,160,729.24 is: 682,811,684.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,942,879.46 : 1,615,581,341.70 = 455,160,729.24 : x
  2. Step 2: Convert to fraction form
    1,076,942,879.46/1,615,581,341.70 = 455,160,729.24/x
  3. Step 3: Cross multiply
    1,076,942,879.46x = 1,615,581,341.70 × 455,160,729.24
  4. Step 4: Simplify right side
    1,076,942,879.46x = 735,349,181,634,709,632
  5. Step 5: Solve for x
    x = 735,349,181,634,709,632/1,076,942,879.46
  6. Step 6: Final answer
    x = 682,811,684.50

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Double scale
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1.5x scale

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.