Home / 97,743,888.32-134,878,699.68-56,493,452.48

Finding the Fourth Proportional to 97,743,888.32, 134,878,699.68 and 56,493,452.48

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Solution

The fourth proportional to 97,743,888.32, 134,878,699.68 and 56,493,452.48 is: 77,956,417.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,743,888.32 : 134,878,699.68 = 56,493,452.48 : x
  2. Step 2: Convert to fraction form
    97,743,888.32/134,878,699.68 = 56,493,452.48/x
  3. Step 3: Cross multiply
    97,743,888.32x = 134,878,699.68 × 56,493,452.48
  4. Step 4: Simplify right side
    97,743,888.32x = 7,619,763,410,936,271
  5. Step 5: Solve for x
    x = 7,619,763,410,936,271/97,743,888.32
  6. Step 6: Final answer
    x = 77,956,417.96

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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.