Home / 101,400,626.69-152,079,655.74-28,600,382.45

Finding the Fourth Proportional to 101,400,626.69, 152,079,655.74 and 28,600,382.45

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Solution

The fourth proportional to 101,400,626.69, 152,079,655.74 and 28,600,382.45 is: 42,894,570.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,400,626.69 : 152,079,655.74 = 28,600,382.45 : x
  2. Step 2: Convert to fraction form
    101,400,626.69/152,079,655.74 = 28,600,382.45/x
  3. Step 3: Cross multiply
    101,400,626.69x = 152,079,655.74 × 28,600,382.45
  4. Step 4: Simplify right side
    101,400,626.69x = 4,349,536,316,267,940
  5. Step 5: Solve for x
    x = 4,349,536,316,267,940/101,400,626.69
  6. Step 6: Final answer
    x = 42,894,570.36

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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.