Home / 751,439,477.09-1,036,951,345.68-416,908,439.26

Finding the Fourth Proportional to 751,439,477.09, 1,036,951,345.68 and 416,908,439.26

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Solution

The fourth proportional to 751,439,477.09, 1,036,951,345.68 and 416,908,439.26 is: 575,314,154.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,439,477.09 : 1,036,951,345.68 = 416,908,439.26 : x
  2. Step 2: Convert to fraction form
    751,439,477.09/1,036,951,345.68 = 416,908,439.26/x
  3. Step 3: Cross multiply
    751,439,477.09x = 1,036,951,345.68 × 416,908,439.26
  4. Step 4: Simplify right side
    751,439,477.09x = 432,313,767,116,005,504
  5. Step 5: Solve for x
    x = 432,313,767,116,005,504/751,439,477.09
  6. Step 6: Final answer
    x = 575,314,154.10

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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.