Home / 91,381,853.23-126,108,668.34-56,081,964.63

Finding the Fourth Proportional to 91,381,853.23, 126,108,668.34 and 56,081,964.63

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Solution

The fourth proportional to 91,381,853.23, 126,108,668.34 and 56,081,964.63 is: 77,394,161.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,381,853.23 : 126,108,668.34 = 56,081,964.63 : x
  2. Step 2: Convert to fraction form
    91,381,853.23/126,108,668.34 = 56,081,964.63/x
  3. Step 3: Cross multiply
    91,381,853.23x = 126,108,668.34 × 56,081,964.63
  4. Step 4: Simplify right side
    91,381,853.23x = 7,072,421,877,852,937
  5. Step 5: Solve for x
    x = 7,072,421,877,852,937/91,381,853.23
  6. Step 6: Final answer
    x = 77,394,161.18

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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.