Home / 249,604,654.40-344,471,868.96-139,606,533.44

Finding the Fourth Proportional to 249,604,654.40, 344,471,868.96 and 139,606,533.44

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Solution

The fourth proportional to 249,604,654.40, 344,471,868.96 and 139,606,533.44 is: 192,666,773.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,604,654.40 : 344,471,868.96 = 139,606,533.44 : x
  2. Step 2: Convert to fraction form
    249,604,654.40/344,471,868.96 = 139,606,533.44/x
  3. Step 3: Cross multiply
    249,604,654.40x = 344,471,868.96 × 139,606,533.44
  4. Step 4: Simplify right side
    249,604,654.40x = 48,090,523,493,103,536
  5. Step 5: Solve for x
    x = 48,090,523,493,103,536/249,604,654.40
  6. Step 6: Final answer
    x = 192,666,773.82

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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.