Home / 896,860,879.20-1,345,291,318.80-799,926,040.80

Finding the Fourth Proportional to 896,860,879.20, 1,345,291,318.80 and 799,926,040.80

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Solution

The fourth proportional to 896,860,879.20, 1,345,291,318.80 and 799,926,040.80 is: 1,199,889,061.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,860,879.20 : 1,345,291,318.80 = 799,926,040.80 : x
  2. Step 2: Convert to fraction form
    896,860,879.20/1,345,291,318.80 = 799,926,040.80/x
  3. Step 3: Cross multiply
    896,860,879.20x = 1,345,291,318.80 × 799,926,040.80
  4. Step 4: Simplify right side
    896,860,879.20x = 1,076,133,558,370,294,528
  5. Step 5: Solve for x
    x = 1,076,133,558,370,294,528/896,860,879.20
  6. Step 6: Final answer
    x = 1,199,889,061.20

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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.