Home / 66,432,328.19-91,679,270.63-37,066,225.31

Finding the Fourth Proportional to 66,432,328.19, 91,679,270.63 and 37,066,225.31

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Solution

The fourth proportional to 66,432,328.19, 91,679,270.63 and 37,066,225.31 is: 51,152,873.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,432,328.19 : 91,679,270.63 = 37,066,225.31 : x
  2. Step 2: Convert to fraction form
    66,432,328.19/91,679,270.63 = 37,066,225.31/x
  3. Step 3: Cross multiply
    66,432,328.19x = 91,679,270.63 × 37,066,225.31
  4. Step 4: Simplify right side
    66,432,328.19x = 3,398,204,501,428,045.50
  5. Step 5: Solve for x
    x = 3,398,204,501,428,045.50/66,432,328.19
  6. Step 6: Final answer
    x = 51,152,873.82

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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.