Home / 692,852,601.22-956,128,618.72-375,306,784.09

Finding the Fourth Proportional to 692,852,601.22, 956,128,618.72 and 375,306,784.09

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Solution

The fourth proportional to 692,852,601.22, 956,128,618.72 and 375,306,784.09 is: 517,919,044.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,852,601.22 : 956,128,618.72 = 375,306,784.09 : x
  2. Step 2: Convert to fraction form
    692,852,601.22/956,128,618.72 = 375,306,784.09/x
  3. Step 3: Cross multiply
    692,852,601.22x = 956,128,618.72 × 375,306,784.09
  4. Step 4: Simplify right side
    692,852,601.22x = 358,841,557,066,307,008
  5. Step 5: Solve for x
    x = 358,841,557,066,307,008/692,852,601.22
  6. Step 6: Final answer
    x = 517,919,044.30

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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.