Home / 477,892,457.46-716,914,268.91-171,177,779.70

Finding the Fourth Proportional to 477,892,457.46, 716,914,268.91 and 171,177,779.70

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Solution

The fourth proportional to 477,892,457.46, 716,914,268.91 and 171,177,779.70 is: 256,793,742.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,892,457.46 : 716,914,268.91 = 171,177,779.70 : x
  2. Step 2: Convert to fraction form
    477,892,457.46/716,914,268.91 = 171,177,779.70/x
  3. Step 3: Cross multiply
    477,892,457.46x = 716,914,268.91 × 171,177,779.70
  4. Step 4: Simplify right side
    477,892,457.46x = 122,719,792,787,262,528
  5. Step 5: Solve for x
    x = 122,719,792,787,262,528/477,892,457.46
  6. Step 6: Final answer
    x = 256,793,742.76

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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.