Home / 976,155,492.24-1,347,290,102.34-579,898,615.64

Finding the Fourth Proportional to 976,155,492.24, 1,347,290,102.34 and 579,898,615.64

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Solution

The fourth proportional to 976,155,492.24, 1,347,290,102.34 and 579,898,615.64 is: 800,376,242.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,155,492.24 : 1,347,290,102.34 = 579,898,615.64 : x
  2. Step 2: Convert to fraction form
    976,155,492.24/1,347,290,102.34 = 579,898,615.64/x
  3. Step 3: Cross multiply
    976,155,492.24x = 1,347,290,102.34 × 579,898,615.64
  4. Step 4: Simplify right side
    976,155,492.24x = 781,291,665,205,703,424
  5. Step 5: Solve for x
    x = 781,291,665,205,703,424/976,155,492.24
  6. Step 6: Final answer
    x = 800,376,242.74

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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.