Home / 127,763,682.69-191,645,502.15-40,386,537.27

Finding the Fourth Proportional to 127,763,682.69, 191,645,502.15 and 40,386,537.27

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Solution

The fourth proportional to 127,763,682.69, 191,645,502.15 and 40,386,537.27 is: 60,579,798.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,763,682.69 : 191,645,502.15 = 40,386,537.27 : x
  2. Step 2: Convert to fraction form
    127,763,682.69/191,645,502.15 = 40,386,537.27/x
  3. Step 3: Cross multiply
    127,763,682.69x = 191,645,502.15 × 40,386,537.27
  4. Step 4: Simplify right side
    127,763,682.69x = 7,739,898,215,208,841
  5. Step 5: Solve for x
    x = 7,739,898,215,208,841/127,763,682.69
  6. Step 6: Final answer
    x = 60,579,798.99

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.