Home / 435,470,502.20-653,205,753.30-176,809,638.20

Finding the Fourth Proportional to 435,470,502.20, 653,205,753.30 and 176,809,638.20

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Solution

The fourth proportional to 435,470,502.20, 653,205,753.30 and 176,809,638.20 is: 265,214,457.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,470,502.20 : 653,205,753.30 = 176,809,638.20 : x
  2. Step 2: Convert to fraction form
    435,470,502.20/653,205,753.30 = 176,809,638.20/x
  3. Step 3: Cross multiply
    435,470,502.20x = 653,205,753.30 × 176,809,638.20
  4. Step 4: Simplify right side
    435,470,502.20x = 115,493,072,911,131,440
  5. Step 5: Solve for x
    x = 115,493,072,911,131,440/435,470,502.20
  6. Step 6: Final answer
    x = 265,214,457.30

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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.