Home / 113,552,012.60-170,328,018.90-40,803,644.60

Finding the Fourth Proportional to 113,552,012.60, 170,328,018.90 and 40,803,644.60

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Solution

The fourth proportional to 113,552,012.60, 170,328,018.90 and 40,803,644.60 is: 61,205,466.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,552,012.60 : 170,328,018.90 = 40,803,644.60 : x
  2. Step 2: Convert to fraction form
    113,552,012.60/170,328,018.90 = 40,803,644.60/x
  3. Step 3: Cross multiply
    113,552,012.60x = 170,328,018.90 × 40,803,644.60
  4. Step 4: Simplify right side
    113,552,012.60x = 6,950,003,948,617,683
  5. Step 5: Solve for x
    x = 6,950,003,948,617,683/113,552,012.60
  6. Step 6: Final answer
    x = 61,205,466.90

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1.5x scale

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.