Home / 1,360,074,619.80-2,040,111,929.70-498,319,637.40

Finding the Fourth Proportional to 1,360,074,619.80, 2,040,111,929.70 and 498,319,637.40

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Solution

The fourth proportional to 1,360,074,619.80, 2,040,111,929.70 and 498,319,637.40 is: 747,479,456.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,074,619.80 : 2,040,111,929.70 = 498,319,637.40 : x
  2. Step 2: Convert to fraction form
    1,360,074,619.80/2,040,111,929.70 = 498,319,637.40/x
  3. Step 3: Cross multiply
    1,360,074,619.80x = 2,040,111,929.70 × 498,319,637.40
  4. Step 4: Simplify right side
    1,360,074,619.80x = 1,016,627,837,063,518,208
  5. Step 5: Solve for x
    x = 1,016,627,837,063,518,208/1,360,074,619.80
  6. Step 6: Final answer
    x = 747,479,456.10

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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.