Home / 977,293,613.96-1,348,655,605.85-531,230,437.46

Finding the Fourth Proportional to 977,293,613.96, 1,348,655,605.85 and 531,230,437.46

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Solution

The fourth proportional to 977,293,613.96, 1,348,655,605.85 and 531,230,437.46 is: 733,092,795.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,293,613.96 : 1,348,655,605.85 = 531,230,437.46 : x
  2. Step 2: Convert to fraction form
    977,293,613.96/1,348,655,605.85 = 531,230,437.46/x
  3. Step 3: Cross multiply
    977,293,613.96x = 1,348,655,605.85 × 531,230,437.46
  4. Step 4: Simplify right side
    977,293,613.96x = 716,446,907,469,177,344
  5. Step 5: Solve for x
    x = 716,446,907,469,177,344/977,293,613.96
  6. Step 6: Final answer
    x = 733,092,795.49

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1.5x scale

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.