Home / 1,587,170,112.90-2,379,182,597.34-745,305,836.67

Finding the Fourth Proportional to 1,587,170,112.90, 2,379,182,597.34 and 745,305,836.67

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Solution

The fourth proportional to 1,587,170,112.90, 2,379,182,597.34 and 745,305,836.67 is: 1,117,220,304.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,587,170,112.90 : 2,379,182,597.34 = 745,305,836.67 : x
  2. Step 2: Convert to fraction form
    1,587,170,112.90/2,379,182,597.34 = 745,305,836.67/x
  3. Step 3: Cross multiply
    1,587,170,112.90x = 2,379,182,597.34 × 745,305,836.67
  4. Step 4: Simplify right side
    1,587,170,112.90x = 1,773,218,676,301,192,448
  5. Step 5: Solve for x
    x = 1,773,218,676,301,192,448/1,587,170,112.90
  6. Step 6: Final answer
    x = 1,117,220,304.17

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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.