Home / 448,724,207,511.22-673,127,688,899.20-146,538,393,931.76

Finding the Fourth Proportional to 448,724,207,511.22, 673,127,688,899.20 and 146,538,393,931.76

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Solution

The fourth proportional to 448,724,207,511.22, 673,127,688,899.20 and 146,538,393,931.76 is: 219,821,103,455.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,724,207,511.22 : 673,127,688,899.20 = 146,538,393,931.76 : x
  2. Step 2: Convert to fraction form
    448,724,207,511.22/673,127,688,899.20 = 146,538,393,931.76/x
  3. Step 3: Cross multiply
    448,724,207,511.22x = 673,127,688,899.20 × 146,538,393,931.76
  4. Step 4: Simplify right side
    448,724,207,511.22x = 98,639,050,442,286,158,577,664
  5. Step 5: Solve for x
    x = 98,639,050,442,286,158,577,664/448,724,207,511.22
  6. Step 6: Final answer
    x = 219,821,103,455.44

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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.