Home / 249,709,868.66-344,597,080.46-138,200,925.98

Finding the Fourth Proportional to 249,709,868.66, 344,597,080.46 and 138,200,925.98

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Solution

The fourth proportional to 249,709,868.66, 344,597,080.46 and 138,200,925.98 is: 190,715,873.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,709,868.66 : 344,597,080.46 = 138,200,925.98 : x
  2. Step 2: Convert to fraction form
    249,709,868.66/344,597,080.46 = 138,200,925.98/x
  3. Step 3: Cross multiply
    249,709,868.66x = 344,597,080.46 × 138,200,925.98
  4. Step 4: Simplify right side
    249,709,868.66x = 47,623,635,609,576,560
  5. Step 5: Solve for x
    x = 47,623,635,609,576,560/249,709,868.66
  6. Step 6: Final answer
    x = 190,715,873.05

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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.