Home / 1,137,488,366,925.40-1,706,060,153,844.40-309,581,438,642.70

Finding the Fourth Proportional to 1,137,488,366,925.40, 1,706,060,153,844.40 and 309,581,438,642.70

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Solution

The fourth proportional to 1,137,488,366,925.40, 1,706,060,153,844.40 and 309,581,438,642.70 is: 464,325,238,125.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,488,366,925.40 : 1,706,060,153,844.40 = 309,581,438,642.70 : x
  2. Step 2: Convert to fraction form
    1,137,488,366,925.40/1,706,060,153,844.40 = 309,581,438,642.70/x
  3. Step 3: Cross multiply
    1,137,488,366,925.40x = 1,706,060,153,844.40 × 309,581,438,642.70
  4. Step 4: Simplify right side
    1,137,488,366,925.40x = 528,164,556,838,135,400,497,152
  5. Step 5: Solve for x
    x = 528,164,556,838,135,400,497,152/1,137,488,366,925.40
  6. Step 6: Final answer
    x = 464,325,238,125.95

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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.