Home / 976,724,262.96-1,347,879,174.40-536,719,458.48

Finding the Fourth Proportional to 976,724,262.96, 1,347,879,174.40 and 536,719,458.48

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Solution

The fourth proportional to 976,724,262.96, 1,347,879,174.40 and 536,719,458.48 is: 740,672,683.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,724,262.96 : 1,347,879,174.40 = 536,719,458.48 : x
  2. Step 2: Convert to fraction form
    976,724,262.96/1,347,879,174.40 = 536,719,458.48/x
  3. Step 3: Cross multiply
    976,724,262.96x = 1,347,879,174.40 × 536,719,458.48
  4. Step 4: Simplify right side
    976,724,262.96x = 723,432,980,580,437,504
  5. Step 5: Solve for x
    x = 723,432,980,580,437,504/976,724,262.96
  6. Step 6: Final answer
    x = 740,672,683.19

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Double scale
Find fourth proportional to 976,724,263.96, 1,347,879,175.78 and 536,719,459.48
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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.