Home / 102,054,047.16-152,994,368.34-47,498,313.72

Finding the Fourth Proportional to 102,054,047.16, 152,994,368.34 and 47,498,313.72

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Solution

The fourth proportional to 102,054,047.16, 152,994,368.34 and 47,498,313.72 is: 71,207,117.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,054,047.16 : 152,994,368.34 = 47,498,313.72 : x
  2. Step 2: Convert to fraction form
    102,054,047.16/152,994,368.34 = 47,498,313.72/x
  3. Step 3: Cross multiply
    102,054,047.16x = 152,994,368.34 × 47,498,313.72
  4. Step 4: Simplify right side
    102,054,047.16x = 7,266,974,504,806,556
  5. Step 5: Solve for x
    x = 7,266,974,504,806,556/102,054,047.16
  6. Step 6: Final answer
    x = 71,207,117.28

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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.