Home / 104,976,397.80-157,543,328.70-53,832,090.60

Finding the Fourth Proportional to 104,976,397.80, 157,543,328.70 and 53,832,090.60

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Solution

The fourth proportional to 104,976,397.80, 157,543,328.70 and 53,832,090.60 is: 80,788,509.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,976,397.80 : 157,543,328.70 = 53,832,090.60 : x
  2. Step 2: Convert to fraction form
    104,976,397.80/157,543,328.70 = 53,832,090.60/x
  3. Step 3: Cross multiply
    104,976,397.80x = 157,543,328.70 × 53,832,090.60
  4. Step 4: Simplify right side
    104,976,397.80x = 8,480,886,744,003,980
  5. Step 5: Solve for x
    x = 8,480,886,744,003,980/104,976,397.80
  6. Step 6: Final answer
    x = 80,788,509.81

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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.