Home / 1,350,980,606.90-1,863,392,137.88-1,239,830,377.86

Finding the Fourth Proportional to 1,350,980,606.90, 1,863,392,137.88 and 1,239,830,377.86

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Solution

The fourth proportional to 1,350,980,606.90, 1,863,392,137.88 and 1,239,830,377.86 is: 1,710,083,895.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350,980,606.90 : 1,863,392,137.88 = 1,239,830,377.86 : x
  2. Step 2: Convert to fraction form
    1,350,980,606.90/1,863,392,137.88 = 1,239,830,377.86/x
  3. Step 3: Cross multiply
    1,350,980,606.90x = 1,863,392,137.88 × 1,239,830,377.86
  4. Step 4: Simplify right side
    1,350,980,606.90x = 2,310,290,178,409,113,600
  5. Step 5: Solve for x
    x = 2,310,290,178,409,113,600/1,350,980,606.90
  6. Step 6: Final answer
    x = 1,710,083,895.07

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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.