Home / 712,823,508.30-1,068,617,019.36-275,823,412.22

Finding the Fourth Proportional to 712,823,508.30, 1,068,617,019.36 and 275,823,412.22

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Solution

The fourth proportional to 712,823,508.30, 1,068,617,019.36 and 275,823,412.22 is: 413,495,892.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,823,508.30 : 1,068,617,019.36 = 275,823,412.22 : x
  2. Step 2: Convert to fraction form
    712,823,508.30/1,068,617,019.36 = 275,823,412.22/x
  3. Step 3: Cross multiply
    712,823,508.30x = 1,068,617,019.36 × 275,823,412.22
  4. Step 4: Simplify right side
    712,823,508.30x = 294,749,592,636,241,024
  5. Step 5: Solve for x
    x = 294,749,592,636,241,024/712,823,508.30
  6. Step 6: Final answer
    x = 413,495,892.33

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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.