Home / 306,506,253.96-459,486,032.94-112,372,431.30

Finding the Fourth Proportional to 306,506,253.96, 459,486,032.94 and 112,372,431.30

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Solution

The fourth proportional to 306,506,253.96, 459,486,032.94 and 112,372,431.30 is: 168,458,431.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,506,253.96 : 459,486,032.94 = 112,372,431.30 : x
  2. Step 2: Convert to fraction form
    306,506,253.96/459,486,032.94 = 112,372,431.30/x
  3. Step 3: Cross multiply
    306,506,253.96x = 459,486,032.94 × 112,372,431.30
  4. Step 4: Simplify right side
    306,506,253.96x = 51,633,562,669,859,688
  5. Step 5: Solve for x
    x = 51,633,562,669,859,688/306,506,253.96
  6. Step 6: Final answer
    x = 168,458,431.12

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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.