Home / 137,595,229.03-189,879,013.33-74,869,210.93

Finding the Fourth Proportional to 137,595,229.03, 189,879,013.33 and 74,869,210.93

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Solution

The fourth proportional to 137,595,229.03, 189,879,013.33 and 74,869,210.93 is: 103,318,203.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,595,229.03 : 189,879,013.33 = 74,869,210.93 : x
  2. Step 2: Convert to fraction form
    137,595,229.03/189,879,013.33 = 74,869,210.93/x
  3. Step 3: Cross multiply
    137,595,229.03x = 189,879,013.33 × 74,869,210.93
  4. Step 4: Simplify right side
    137,595,229.03x = 14,216,091,900,184,054
  5. Step 5: Solve for x
    x = 14,216,091,900,184,054/137,595,229.03
  6. Step 6: Final answer
    x = 103,318,203.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.