Home / 191,514,508.80-264,291,713.28-109,013,606.40

Finding the Fourth Proportional to 191,514,508.80, 264,291,713.28 and 109,013,606.40

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Solution

The fourth proportional to 191,514,508.80, 264,291,713.28 and 109,013,606.40 is: 150,439,739.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,514,508.80 : 264,291,713.28 = 109,013,606.40 : x
  2. Step 2: Convert to fraction form
    191,514,508.80/264,291,713.28 = 109,013,606.40/x
  3. Step 3: Cross multiply
    191,514,508.80x = 264,291,713.28 × 109,013,606.40
  4. Step 4: Simplify right side
    191,514,508.80x = 28,811,392,806,287,576
  5. Step 5: Solve for x
    x = 28,811,392,806,287,576/191,514,508.80
  6. Step 6: Final answer
    x = 150,439,739.46

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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.