Home / 1,216,775,457.41-1,825,108,339.73-507,431,925.46

Finding the Fourth Proportional to 1,216,775,457.41, 1,825,108,339.73 and 507,431,925.46

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Solution

The fourth proportional to 1,216,775,457.41, 1,825,108,339.73 and 507,431,925.46 is: 761,125,015.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,216,775,457.41 : 1,825,108,339.73 = 507,431,925.46 : x
  2. Step 2: Convert to fraction form
    1,216,775,457.41/1,825,108,339.73 = 507,431,925.46/x
  3. Step 3: Cross multiply
    1,216,775,457.41x = 1,825,108,339.73 × 507,431,925.46
  4. Step 4: Simplify right side
    1,216,775,457.41x = 926,118,239,002,297,728
  5. Step 5: Solve for x
    x = 926,118,239,002,297,728/1,216,775,457.41
  6. Step 6: Final answer
    x = 761,125,015.60

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Double scale
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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.