Home / 249,113,329.40-373,669,994.10-85,296,641.15

Finding the Fourth Proportional to 249,113,329.40, 373,669,994.10 and 85,296,641.15

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Solution

The fourth proportional to 249,113,329.40, 373,669,994.10 and 85,296,641.15 is: 127,944,961.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,113,329.40 : 373,669,994.10 = 85,296,641.15 : x
  2. Step 2: Convert to fraction form
    249,113,329.40/373,669,994.10 = 85,296,641.15/x
  3. Step 3: Cross multiply
    249,113,329.40x = 373,669,994.10 × 85,296,641.15
  4. Step 4: Simplify right side
    249,113,329.40x = 31,872,795,395,270,320
  5. Step 5: Solve for x
    x = 31,872,795,395,270,320/249,113,329.40
  6. Step 6: Final answer
    x = 127,944,961.73

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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.