Home / 448,724,207,459.76-673,127,688,822.99-146,538,393,885.40

Finding the Fourth Proportional to 448,724,207,459.76, 673,127,688,822.99 and 146,538,393,885.40

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Solution

The fourth proportional to 448,724,207,459.76, 673,127,688,822.99 and 146,538,393,885.40 is: 219,821,103,386.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,724,207,459.76 : 673,127,688,822.99 = 146,538,393,885.40 : x
  2. Step 2: Convert to fraction form
    448,724,207,459.76/673,127,688,822.99 = 146,538,393,885.40/x
  3. Step 3: Cross multiply
    448,724,207,459.76x = 673,127,688,822.99 × 146,538,393,885.40
  4. Step 4: Simplify right side
    448,724,207,459.76x = 98,639,050,399,912,262,893,568
  5. Step 5: Solve for x
    x = 98,639,050,399,912,262,893,568/448,724,207,459.76
  6. Step 6: Final answer
    x = 219,821,103,386.22

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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.