Home / 1,003,298,457.70-1,505,141,494-381,465,340.67

Finding the Fourth Proportional to 1,003,298,457.70, 1,505,141,494 and 381,465,340.67

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Solution

The fourth proportional to 1,003,298,457.70, 1,505,141,494 and 381,465,340.67 is: 572,271,698.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,298,457.70 : 1,505,141,494 = 381,465,340.67 : x
  2. Step 2: Convert to fraction form
    1,003,298,457.70/1,505,141,494 = 381,465,340.67/x
  3. Step 3: Cross multiply
    1,003,298,457.70x = 1,505,141,494 × 381,465,340.67
  4. Step 4: Simplify right side
    1,003,298,457.70x = 574,159,312,765,262,784
  5. Step 5: Solve for x
    x = 574,159,312,765,262,784/1,003,298,457.70
  6. Step 6: Final answer
    x = 572,271,698.77

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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.