Home / 72,301,286.73-99,738,881.50-46,168,328.01

Finding the Fourth Proportional to 72,301,286.73, 99,738,881.50 and 46,168,328.01

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Solution

The fourth proportional to 72,301,286.73, 99,738,881.50 and 46,168,328.01 is: 63,688,733.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,301,286.73 : 99,738,881.50 = 46,168,328.01 : x
  2. Step 2: Convert to fraction form
    72,301,286.73/99,738,881.50 = 46,168,328.01/x
  3. Step 3: Cross multiply
    72,301,286.73x = 99,738,881.50 × 46,168,328.01
  4. Step 4: Simplify right side
    72,301,286.73x = 4,604,777,396,442,521
  5. Step 5: Solve for x
    x = 4,604,777,396,442,521/72,301,286.73
  6. Step 6: Final answer
    x = 63,688,733.70

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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.