Home / 1,137,488,366,927.40-1,706,060,153,847.40-309,581,438,644.70

Finding the Fourth Proportional to 1,137,488,366,927.40, 1,706,060,153,847.40 and 309,581,438,644.70

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Solution

The fourth proportional to 1,137,488,366,927.40, 1,706,060,153,847.40 and 309,581,438,644.70 is: 464,325,238,128.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,488,366,927.40 : 1,706,060,153,847.40 = 309,581,438,644.70 : x
  2. Step 2: Convert to fraction form
    1,137,488,366,927.40/1,706,060,153,847.40 = 309,581,438,644.70/x
  3. Step 3: Cross multiply
    1,137,488,366,927.40x = 1,706,060,153,847.40 × 309,581,438,644.70
  4. Step 4: Simplify right side
    1,137,488,366,927.40x = 528,164,556,842,476,270,256,128
  5. Step 5: Solve for x
    x = 528,164,556,842,476,270,256,128/1,137,488,366,927.40
  6. Step 6: Final answer
    x = 464,325,238,128.95

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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.