Home / 616,974,394.77-851,426,315.08-334,716,835.58

Finding the Fourth Proportional to 616,974,394.77, 851,426,315.08 and 334,716,835.58

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Solution

The fourth proportional to 616,974,394.77, 851,426,315.08 and 334,716,835.58 is: 461,910,128.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,974,394.77 : 851,426,315.08 = 334,716,835.58 : x
  2. Step 2: Convert to fraction form
    616,974,394.77/851,426,315.08 = 334,716,835.58/x
  3. Step 3: Cross multiply
    616,974,394.77x = 851,426,315.08 × 334,716,835.58
  4. Step 4: Simplify right side
    616,974,394.77x = 284,986,721,908,023,680
  5. Step 5: Solve for x
    x = 284,986,721,908,023,680/616,974,394.77
  6. Step 6: Final answer
    x = 461,910,128.40

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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.