Home / 13,065,405,486,618-18,030,167,849,501-7,132,660,173,564

Finding the Fourth Proportional to 13,065,405,486,618, 18,030,167,849,501 and 7,132,660,173,564

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Solution

The fourth proportional to 13,065,405,486,618, 18,030,167,849,501 and 7,132,660,173,564 is: 9,843,020,966,668.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,065,405,486,618 : 18,030,167,849,501 = 7,132,660,173,564 : x
  2. Step 2: Convert to fraction form
    13,065,405,486,618/18,030,167,849,501 = 7,132,660,173,564/x
  3. Step 3: Cross multiply
    13,065,405,486,618x = 18,030,167,849,501 × 7,132,660,173,564
  4. Step 4: Simplify right side
    13,065,405,486,618x = 128,603,060,142,809,848,221,794,304
  5. Step 5: Solve for x
    x = 128,603,060,142,809,848,221,794,304/13,065,405,486,618
  6. Step 6: Final answer
    x = 9,843,020,966,668.75

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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.