Home / 744,435,420.42-1,116,654,530.28-307,256,569.86

Finding the Fourth Proportional to 744,435,420.42, 1,116,654,530.28 and 307,256,569.86

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Solution

The fourth proportional to 744,435,420.42, 1,116,654,530.28 and 307,256,569.86 is: 460,885,432.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,435,420.42 : 1,116,654,530.28 = 307,256,569.86 : x
  2. Step 2: Convert to fraction form
    744,435,420.42/1,116,654,530.28 = 307,256,569.86/x
  3. Step 3: Cross multiply
    744,435,420.42x = 1,116,654,530.28 × 307,256,569.86
  4. Step 4: Simplify right side
    744,435,420.42x = 343,099,440,692,462,336
  5. Step 5: Solve for x
    x = 343,099,440,692,462,336/744,435,420.42
  6. Step 6: Final answer
    x = 460,885,432.48

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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.