Home / 161,803,827.90-242,679,169.79-69,662,759.54

Finding the Fourth Proportional to 161,803,827.90, 242,679,169.79 and 69,662,759.54

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Solution

The fourth proportional to 161,803,827.90, 242,679,169.79 and 69,662,759.54 is: 104,482,699.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,803,827.90 : 242,679,169.79 = 69,662,759.54 : x
  2. Step 2: Convert to fraction form
    161,803,827.90/242,679,169.79 = 69,662,759.54/x
  3. Step 3: Cross multiply
    161,803,827.90x = 242,679,169.79 × 69,662,759.54
  4. Step 4: Simplify right side
    161,803,827.90x = 16,905,700,650,015,060
  5. Step 5: Solve for x
    x = 16,905,700,650,015,060/161,803,827.90
  6. Step 6: Final answer
    x = 104,482,699.01

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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.