Home / 249,673,939.60-374,658,861.76-139,102,159.10

Finding the Fourth Proportional to 249,673,939.60, 374,658,861.76 and 139,102,159.10

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Solution

The fourth proportional to 249,673,939.60, 374,658,861.76 and 139,102,159.10 is: 208,735,668.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,673,939.60 : 374,658,861.76 = 139,102,159.10 : x
  2. Step 2: Convert to fraction form
    249,673,939.60/374,658,861.76 = 139,102,159.10/x
  3. Step 3: Cross multiply
    249,673,939.60x = 374,658,861.76 × 139,102,159.10
  4. Step 4: Simplify right side
    249,673,939.60x = 52,115,856,596,764,424
  5. Step 5: Solve for x
    x = 52,115,856,596,764,424/249,673,939.60
  6. Step 6: Final answer
    x = 208,735,668.13

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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.