Home / 93,669,928.13-129,266,031.19-51,282,780.42

Finding the Fourth Proportional to 93,669,928.13, 129,266,031.19 and 51,282,780.42

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Solution

The fourth proportional to 93,669,928.13, 129,266,031.19 and 51,282,780.42 is: 70,771,074.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,669,928.13 : 129,266,031.19 = 51,282,780.42 : x
  2. Step 2: Convert to fraction form
    93,669,928.13/129,266,031.19 = 51,282,780.42/x
  3. Step 3: Cross multiply
    93,669,928.13x = 129,266,031.19 × 51,282,780.42
  4. Step 4: Simplify right side
    93,669,928.13x = 6,629,121,493,442,893
  5. Step 5: Solve for x
    x = 6,629,121,493,442,893/93,669,928.13
  6. Step 6: Final answer
    x = 70,771,074.84

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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.