Home / 89,749,999.08-123,864,840.36-52,081,461

Finding the Fourth Proportional to 89,749,999.08, 123,864,840.36 and 52,081,461

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Solution

The fourth proportional to 89,749,999.08, 123,864,840.36 and 52,081,461 is: 71,878,127.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,749,999.08 : 123,864,840.36 = 52,081,461 : x
  2. Step 2: Convert to fraction form
    89,749,999.08/123,864,840.36 = 52,081,461/x
  3. Step 3: Cross multiply
    89,749,999.08x = 123,864,840.36 × 52,081,461
  4. Step 4: Simplify right side
    89,749,999.08x = 6,451,061,852,480,566
  5. Step 5: Solve for x
    x = 6,451,061,852,480,566/89,749,999.08
  6. Step 6: Final answer
    x = 71,878,127.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.