Home / 161,706,939.90-242,560,409.85-46,695,234.30

Finding the Fourth Proportional to 161,706,939.90, 242,560,409.85 and 46,695,234.30

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Solution

The fourth proportional to 161,706,939.90, 242,560,409.85 and 46,695,234.30 is: 70,042,851.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,706,939.90 : 242,560,409.85 = 46,695,234.30 : x
  2. Step 2: Convert to fraction form
    161,706,939.90/242,560,409.85 = 46,695,234.30/x
  3. Step 3: Cross multiply
    161,706,939.90x = 242,560,409.85 × 46,695,234.30
  4. Step 4: Simplify right side
    161,706,939.90x = 11,326,415,169,849,776
  5. Step 5: Solve for x
    x = 11,326,415,169,849,776/161,706,939.90
  6. Step 6: Final answer
    x = 70,042,851.45

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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.