Home / 99,411,036.48-149,140,026.69-31,253,728.23

Finding the Fourth Proportional to 99,411,036.48, 149,140,026.69 and 31,253,728.23

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Solution

The fourth proportional to 99,411,036.48, 149,140,026.69 and 31,253,728.23 is: 46,887,971.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,411,036.48 : 149,140,026.69 = 31,253,728.23 : x
  2. Step 2: Convert to fraction form
    99,411,036.48/149,140,026.69 = 31,253,728.23/x
  3. Step 3: Cross multiply
    99,411,036.48x = 149,140,026.69 × 31,253,728.23
  4. Step 4: Simplify right side
    99,411,036.48x = 4,661,181,862,384,206
  5. Step 5: Solve for x
    x = 4,661,181,862,384,206/99,411,036.48
  6. Step 6: Final answer
    x = 46,887,971.67

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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.