Home / 89,636,258.12-134,459,154.86-28,230,218.87

Finding the Fourth Proportional to 89,636,258.12, 134,459,154.86 and 28,230,218.87

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Solution

The fourth proportional to 89,636,258.12, 134,459,154.86 and 28,230,218.87 is: 42,346,829.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,636,258.12 : 134,459,154.86 = 28,230,218.87 : x
  2. Step 2: Convert to fraction form
    89,636,258.12/134,459,154.86 = 28,230,218.87/x
  3. Step 3: Cross multiply
    89,636,258.12x = 134,459,154.86 × 28,230,218.87
  4. Step 4: Simplify right side
    89,636,258.12x = 3,795,811,369,959,577
  5. Step 5: Solve for x
    x = 3,795,811,369,959,577/89,636,258.12
  6. Step 6: Final answer
    x = 42,346,829.84

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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.