Home / 166,207,407.72-249,323,643.09-49,613,553.42

Finding the Fourth Proportional to 166,207,407.72, 249,323,643.09 and 49,613,553.42

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Solution

The fourth proportional to 166,207,407.72, 249,323,643.09 and 49,613,553.42 is: 74,424,070.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,207,407.72 : 249,323,643.09 = 49,613,553.42 : x
  2. Step 2: Convert to fraction form
    166,207,407.72/249,323,643.09 = 49,613,553.42/x
  3. Step 3: Cross multiply
    166,207,407.72x = 249,323,643.09 × 49,613,553.42
  4. Step 4: Simplify right side
    166,207,407.72x = 12,369,831,885,314,730
  5. Step 5: Solve for x
    x = 12,369,831,885,314,730/166,207,407.72
  6. Step 6: Final answer
    x = 74,424,070.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.