Home / 103,672,161-155,531,436.46-38,976,526.67

Finding the Fourth Proportional to 103,672,161, 155,531,436.46 and 38,976,526.67

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Solution

The fourth proportional to 103,672,161, 155,531,436.46 and 38,976,526.67 is: 58,473,510.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,672,161 : 155,531,436.46 = 38,976,526.67 : x
  2. Step 2: Convert to fraction form
    103,672,161/155,531,436.46 = 38,976,526.67/x
  3. Step 3: Cross multiply
    103,672,161x = 155,531,436.46 × 38,976,526.67
  4. Step 4: Simplify right side
    103,672,161x = 6,062,075,180,331,502
  5. Step 5: Solve for x
    x = 6,062,075,180,331,502/103,672,161
  6. Step 6: Final answer
    x = 58,473,510.36

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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.