Home / 386,064,573.92-579,091,806.48-94,934,209.76

Finding the Fourth Proportional to 386,064,573.92, 579,091,806.48 and 94,934,209.76

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Solution

The fourth proportional to 386,064,573.92, 579,091,806.48 and 94,934,209.76 is: 142,400,071.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,064,573.92 : 579,091,806.48 = 94,934,209.76 : x
  2. Step 2: Convert to fraction form
    386,064,573.92/579,091,806.48 = 94,934,209.76/x
  3. Step 3: Cross multiply
    386,064,573.92x = 579,091,806.48 × 94,934,209.76
  4. Step 4: Simplify right side
    386,064,573.92x = 54,975,623,026,669,656
  5. Step 5: Solve for x
    x = 54,975,623,026,669,656/386,064,573.92
  6. Step 6: Final answer
    x = 142,400,071.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.