Home / 108,429,688.48-149,632,970.92-59,537,116.48

Finding the Fourth Proportional to 108,429,688.48, 149,632,970.92 and 59,537,116.48

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Solution

The fourth proportional to 108,429,688.48, 149,632,970.92 and 59,537,116.48 is: 82,161,221.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,429,688.48 : 149,632,970.92 = 59,537,116.48 : x
  2. Step 2: Convert to fraction form
    108,429,688.48/149,632,970.92 = 59,537,116.48/x
  3. Step 3: Cross multiply
    108,429,688.48x = 149,632,970.92 × 59,537,116.48
  4. Step 4: Simplify right side
    108,429,688.48x = 8,908,715,618,912,491
  5. Step 5: Solve for x
    x = 8,908,715,618,912,491/108,429,688.48
  6. Step 6: Final answer
    x = 82,161,221.19

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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.