Home / 104,832,003.80-157,248,005.70-66,662,730.20

Finding the Fourth Proportional to 104,832,003.80, 157,248,005.70 and 66,662,730.20

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Solution

The fourth proportional to 104,832,003.80, 157,248,005.70 and 66,662,730.20 is: 99,994,095.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,832,003.80 : 157,248,005.70 = 66,662,730.20 : x
  2. Step 2: Convert to fraction form
    104,832,003.80/157,248,005.70 = 66,662,730.20/x
  3. Step 3: Cross multiply
    104,832,003.80x = 157,248,005.70 × 66,662,730.20
  4. Step 4: Simplify right side
    104,832,003.80x = 10,482,581,378,467,162
  5. Step 5: Solve for x
    x = 10,482,581,378,467,162/104,832,003.80
  6. Step 6: Final answer
    x = 99,994,095.30

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1.5x scale

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.