Home / 72,581,595,564.30-108,872,393,346.45-60,184,139,916.30

Finding the Fourth Proportional to 72,581,595,564.30, 108,872,393,346.45 and 60,184,139,916.30

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Solution

The fourth proportional to 72,581,595,564.30, 108,872,393,346.45 and 60,184,139,916.30 is: 90,276,209,874.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,581,595,564.30 : 108,872,393,346.45 = 60,184,139,916.30 : x
  2. Step 2: Convert to fraction form
    72,581,595,564.30/108,872,393,346.45 = 60,184,139,916.30/x
  3. Step 3: Cross multiply
    72,581,595,564.30x = 108,872,393,346.45 × 60,184,139,916.30
  4. Step 4: Simplify right side
    72,581,595,564.30x = 6,552,391,354,185,196,503,040
  5. Step 5: Solve for x
    x = 6,552,391,354,185,196,503,040/72,581,595,564.30
  6. Step 6: Final answer
    x = 90,276,209,874.45

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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.