Home / 3,988,051,904.48-5,976,730,641.40-3,103,805,015.84

Finding the Fourth Proportional to 3,988,051,904.48, 5,976,730,641.40 and 3,103,805,015.84

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Solution

The fourth proportional to 3,988,051,904.48, 5,976,730,641.40 and 3,103,805,015.84 is: 4,651,545,914.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,988,051,904.48 : 5,976,730,641.40 = 3,103,805,015.84 : x
  2. Step 2: Convert to fraction form
    3,988,051,904.48/5,976,730,641.40 = 3,103,805,015.84/x
  3. Step 3: Cross multiply
    3,988,051,904.48x = 5,976,730,641.40 × 3,103,805,015.84
  4. Step 4: Simplify right side
    3,988,051,904.48x = 18,550,606,543,101,939,712
  5. Step 5: Solve for x
    x = 18,550,606,543,101,939,712/3,988,051,904.48
  6. Step 6: Final answer
    x = 4,651,545,914.50

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1.5x scale

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.