Home / 83,316,865.92-114,975,990.72-46,648,749.12

Finding the Fourth Proportional to 83,316,865.92, 114,975,990.72 and 46,648,749.12

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Solution

The fourth proportional to 83,316,865.92, 114,975,990.72 and 46,648,749.12 is: 64,374,554.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,316,865.92 : 114,975,990.72 = 46,648,749.12 : x
  2. Step 2: Convert to fraction form
    83,316,865.92/114,975,990.72 = 46,648,749.12/x
  3. Step 3: Cross multiply
    83,316,865.92x = 114,975,990.72 × 46,648,749.12
  4. Step 4: Simplify right side
    83,316,865.92x = 5,363,486,145,920,728
  5. Step 5: Solve for x
    x = 5,363,486,145,920,728/83,316,865.92
  6. Step 6: Final answer
    x = 64,374,554.74

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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.