Home / 85,547,478.64-118,055,410.91-46,389,189.65

Finding the Fourth Proportional to 85,547,478.64, 118,055,410.91 and 46,389,189.65

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Solution

The fourth proportional to 85,547,478.64, 118,055,410.91 and 46,389,189.65 is: 64,017,022.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,547,478.64 : 118,055,410.91 = 46,389,189.65 : x
  2. Step 2: Convert to fraction form
    85,547,478.64/118,055,410.91 = 46,389,189.65/x
  3. Step 3: Cross multiply
    85,547,478.64x = 118,055,410.91 × 46,389,189.65
  4. Step 4: Simplify right side
    85,547,478.64x = 5,476,494,845,264,406
  5. Step 5: Solve for x
    x = 5,476,494,845,264,406/85,547,478.64
  6. Step 6: Final answer
    x = 64,017,022.27

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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.