Home / 103,610,803.53-142,982,168.63-56,567,875.55

Finding the Fourth Proportional to 103,610,803.53, 142,982,168.63 and 56,567,875.55

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Solution

The fourth proportional to 103,610,803.53, 142,982,168.63 and 56,567,875.55 is: 78,063,264.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,610,803.53 : 142,982,168.63 = 56,567,875.55 : x
  2. Step 2: Convert to fraction form
    103,610,803.53/142,982,168.63 = 56,567,875.55/x
  3. Step 3: Cross multiply
    103,610,803.53x = 142,982,168.63 × 56,567,875.55
  4. Step 4: Simplify right side
    103,610,803.53x = 8,088,197,519,933,204
  5. Step 5: Solve for x
    x = 8,088,197,519,933,204/103,610,803.53
  6. Step 6: Final answer
    x = 78,063,264.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.