Home / 620,333,317.28-856,021,514.64-341,859,283.04

Finding the Fourth Proportional to 620,333,317.28, 856,021,514.64 and 341,859,283.04

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Solution

The fourth proportional to 620,333,317.28, 856,021,514.64 and 341,859,283.04 is: 471,744,613.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    620,333,317.28 : 856,021,514.64 = 341,859,283.04 : x
  2. Step 2: Convert to fraction form
    620,333,317.28/856,021,514.64 = 341,859,283.04/x
  3. Step 3: Cross multiply
    620,333,317.28x = 856,021,514.64 × 341,859,283.04
  4. Step 4: Simplify right side
    620,333,317.28x = 292,638,901,261,645,248
  5. Step 5: Solve for x
    x = 292,638,901,261,645,248/620,333,317.28
  6. Step 6: Final answer
    x = 471,744,613.92

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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.