Home / 299,218,613.09-413,061,639.08-173,746,368.92

Finding the Fourth Proportional to 299,218,613.09, 413,061,639.08 and 173,746,368.92

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Solution

The fourth proportional to 299,218,613.09, 413,061,639.08 and 173,746,368.92 is: 239,851,255.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,218,613.09 : 413,061,639.08 = 173,746,368.92 : x
  2. Step 2: Convert to fraction form
    299,218,613.09/413,061,639.08 = 173,746,368.92/x
  3. Step 3: Cross multiply
    299,218,613.09x = 413,061,639.08 × 173,746,368.92
  4. Step 4: Simplify right side
    299,218,613.09x = 71,767,959,930,457,496
  5. Step 5: Solve for x
    x = 71,767,959,930,457,496/299,218,613.09
  6. Step 6: Final answer
    x = 239,851,255.21

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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.