Home / 161,614,047.23-242,421,074.06-38,792,364.65

Finding the Fourth Proportional to 161,614,047.23, 242,421,074.06 and 38,792,364.65

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Solution

The fourth proportional to 161,614,047.23, 242,421,074.06 and 38,792,364.65 is: 58,188,547.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,614,047.23 : 242,421,074.06 = 38,792,364.65 : x
  2. Step 2: Convert to fraction form
    161,614,047.23/242,421,074.06 = 38,792,364.65/x
  3. Step 3: Cross multiply
    161,614,047.23x = 242,421,074.06 × 38,792,364.65
  4. Step 4: Simplify right side
    161,614,047.23x = 9,404,086,702,374,110
  5. Step 5: Solve for x
    x = 9,404,086,702,374,110/161,614,047.23
  6. Step 6: Final answer
    x = 58,188,547.74

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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.