Home / 85,377,204.65-117,820,580.43-46,218,980.13

Finding the Fourth Proportional to 85,377,204.65, 117,820,580.43 and 46,218,980.13

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Solution

The fourth proportional to 85,377,204.65, 117,820,580.43 and 46,218,980.13 is: 63,782,213.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,377,204.65 : 117,820,580.43 = 46,218,980.13 : x
  2. Step 2: Convert to fraction form
    85,377,204.65/117,820,580.43 = 46,218,980.13/x
  3. Step 3: Cross multiply
    85,377,204.65x = 117,820,580.43 × 46,218,980.13
  4. Step 4: Simplify right side
    85,377,204.65x = 5,445,547,065,799,238
  5. Step 5: Solve for x
    x = 5,445,547,065,799,238/85,377,204.65
  6. Step 6: Final answer
    x = 63,782,213.16

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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.