Home / 308,294,459.46-425,445,898.62-167,165,423.42

Finding the Fourth Proportional to 308,294,459.46, 425,445,898.62 and 167,165,423.42

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Solution

The fourth proportional to 308,294,459.46, 425,445,898.62 and 167,165,423.42 is: 230,688,037.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,294,459.46 : 425,445,898.62 = 167,165,423.42 : x
  2. Step 2: Convert to fraction form
    308,294,459.46/425,445,898.62 = 167,165,423.42/x
  3. Step 3: Cross multiply
    308,294,459.46x = 425,445,898.62 × 167,165,423.42
  4. Step 4: Simplify right side
    308,294,459.46x = 71,119,843,785,114,688
  5. Step 5: Solve for x
    x = 71,119,843,785,114,688/308,294,459.46
  6. Step 6: Final answer
    x = 230,688,037.37

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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.