Home / 189,558,701.70-284,338,052.55-158,947,700.10

Finding the Fourth Proportional to 189,558,701.70, 284,338,052.55 and 158,947,700.10

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Solution

The fourth proportional to 189,558,701.70, 284,338,052.55 and 158,947,700.10 is: 238,421,550.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,558,701.70 : 284,338,052.55 = 158,947,700.10 : x
  2. Step 2: Convert to fraction form
    189,558,701.70/284,338,052.55 = 158,947,700.10/x
  3. Step 3: Cross multiply
    189,558,701.70x = 284,338,052.55 × 158,947,700.10
  4. Step 4: Simplify right side
    189,558,701.70x = 45,194,879,503,735,440
  5. Step 5: Solve for x
    x = 45,194,879,503,735,440/189,558,701.70
  6. Step 6: Final answer
    x = 238,421,550.15

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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.