Home / 161,803,827.65-242,679,169.42-69,662,759.29

Finding the Fourth Proportional to 161,803,827.65, 242,679,169.42 and 69,662,759.29

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Solution

The fourth proportional to 161,803,827.65, 242,679,169.42 and 69,662,759.29 is: 104,482,698.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,803,827.65 : 242,679,169.42 = 69,662,759.29 : x
  2. Step 2: Convert to fraction form
    161,803,827.65/242,679,169.42 = 69,662,759.29/x
  3. Step 3: Cross multiply
    161,803,827.65x = 242,679,169.42 × 69,662,759.29
  4. Step 4: Simplify right side
    161,803,827.65x = 16,905,700,563,221,732
  5. Step 5: Solve for x
    x = 16,905,700,563,221,732/161,803,827.65
  6. Step 6: Final answer
    x = 104,482,698.64

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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.