Home / 1,137,488,366,928.20-1,706,060,153,848.70-309,581,438,645.45

Finding the Fourth Proportional to 1,137,488,366,928.20, 1,706,060,153,848.70 and 309,581,438,645.45

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Solution

The fourth proportional to 1,137,488,366,928.20, 1,706,060,153,848.70 and 309,581,438,645.45 is: 464,325,238,130.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,488,366,928.20 : 1,706,060,153,848.70 = 309,581,438,645.45 : x
  2. Step 2: Convert to fraction form
    1,137,488,366,928.20/1,706,060,153,848.70 = 309,581,438,645.45/x
  3. Step 3: Cross multiply
    1,137,488,366,928.20x = 1,706,060,153,848.70 × 309,581,438,645.45
  4. Step 4: Simplify right side
    1,137,488,366,928.20x = 528,164,556,844,158,286,823,424
  5. Step 5: Solve for x
    x = 528,164,556,844,158,286,823,424/1,137,488,366,928.20
  6. Step 6: Final answer
    x = 464,325,238,130.10

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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.