Home / 103,788,193,155.84-155,666,559,706.29-28,247,230,431.36

Finding the Fourth Proportional to 103,788,193,155.84, 155,666,559,706.29 and 28,247,230,431.36

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Solution

The fourth proportional to 103,788,193,155.84, 155,666,559,706.29 and 28,247,230,431.36 is: 42,366,564,527.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,788,193,155.84 : 155,666,559,706.29 = 28,247,230,431.36 : x
  2. Step 2: Convert to fraction form
    103,788,193,155.84/155,666,559,706.29 = 28,247,230,431.36/x
  3. Step 3: Cross multiply
    103,788,193,155.84x = 155,666,559,706.29 × 28,247,230,431.36
  4. Step 4: Simplify right side
    103,788,193,155.84x = 4,397,149,182,480,633,823,232
  5. Step 5: Solve for x
    x = 4,397,149,182,480,633,823,232/103,788,193,155.84
  6. Step 6: Final answer
    x = 42,366,564,527.03

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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.