Home / 56,670,864.20-85,069,281.90-31,161,696.20

Finding the Fourth Proportional to 56,670,864.20, 85,069,281.90 and 31,161,696.20

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Solution

The fourth proportional to 56,670,864.20, 85,069,281.90 and 31,161,696.20 is: 46,777,178.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,670,864.20 : 85,069,281.90 = 31,161,696.20 : x
  2. Step 2: Convert to fraction form
    56,670,864.20/85,069,281.90 = 31,161,696.20/x
  3. Step 3: Cross multiply
    56,670,864.20x = 85,069,281.90 × 31,161,696.20
  4. Step 4: Simplify right side
    56,670,864.20x = 2,650,903,118,519,959
  5. Step 5: Solve for x
    x = 2,650,903,118,519,959/56,670,864.20
  6. Step 6: Final answer
    x = 46,777,178.29

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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.