Home / 68,885,861.34-103,328,792.02-28,496,345.34

Finding the Fourth Proportional to 68,885,861.34, 103,328,792.02 and 28,496,345.34

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Solution

The fourth proportional to 68,885,861.34, 103,328,792.02 and 28,496,345.34 is: 42,744,518.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,885,861.34 : 103,328,792.02 = 28,496,345.34 : x
  2. Step 2: Convert to fraction form
    68,885,861.34/103,328,792.02 = 28,496,345.34/x
  3. Step 3: Cross multiply
    68,885,861.34x = 103,328,792.02 × 28,496,345.34
  4. Step 4: Simplify right side
    68,885,861.34x = 2,944,492,941,390,059.50
  5. Step 5: Solve for x
    x = 2,944,492,941,390,059.50/68,885,861.34
  6. Step 6: Final answer
    x = 42,744,518.02

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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.