Home / 78,683,908-108,583,793.08-46,088,860

Finding the Fourth Proportional to 78,683,908, 108,583,793.08 and 46,088,860

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Solution

The fourth proportional to 78,683,908, 108,583,793.08 and 46,088,860 is: 63,602,626.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,683,908 : 108,583,793.08 = 46,088,860 : x
  2. Step 2: Convert to fraction form
    78,683,908/108,583,793.08 = 46,088,860/x
  3. Step 3: Cross multiply
    78,683,908x = 108,583,793.08 × 46,088,860
  4. Step 4: Simplify right side
    78,683,908x = 5,004,503,237,533,089
  5. Step 5: Solve for x
    x = 5,004,503,237,533,089/78,683,908
  6. Step 6: Final answer
    x = 63,602,626.82

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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.