Home / 249,354,567.87-344,109,770.42-139,346,280.87

Finding the Fourth Proportional to 249,354,567.87, 344,109,770.42 and 139,346,280.87

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Solution

The fourth proportional to 249,354,567.87, 344,109,770.42 and 139,346,280.87 is: 192,298,128.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,354,567.87 : 344,109,770.42 = 139,346,280.87 : x
  2. Step 2: Convert to fraction form
    249,354,567.87/344,109,770.42 = 139,346,280.87/x
  3. Step 3: Cross multiply
    249,354,567.87x = 344,109,770.42 × 139,346,280.87
  4. Step 4: Simplify right side
    249,354,567.87x = 47,950,416,718,359,808
  5. Step 5: Solve for x
    x = 47,950,416,718,359,808/249,354,567.87
  6. Step 6: Final answer
    x = 192,298,128.44

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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.