Home / 172,130,538.34-237,533,213.64-93,812,406.22

Finding the Fourth Proportional to 172,130,538.34, 237,533,213.64 and 93,812,406.22

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Solution

The fourth proportional to 172,130,538.34, 237,533,213.64 and 93,812,406.22 is: 129,457,344.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,130,538.34 : 237,533,213.64 = 93,812,406.22 : x
  2. Step 2: Convert to fraction form
    172,130,538.34/237,533,213.64 = 93,812,406.22/x
  3. Step 3: Cross multiply
    172,130,538.34x = 237,533,213.64 × 93,812,406.22
  4. Step 4: Simplify right side
    172,130,538.34x = 22,283,562,328,737,724
  5. Step 5: Solve for x
    x = 22,283,562,328,737,724/172,130,538.34
  6. Step 6: Final answer
    x = 129,457,344.08

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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.