Home / 25,113,888,018.40-37,664,029,582.80-7,427,531,538.40

Finding the Fourth Proportional to 25,113,888,018.40, 37,664,029,582.80 and 7,427,531,538.40

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Solution

The fourth proportional to 25,113,888,018.40, 37,664,029,582.80 and 7,427,531,538.40 is: 11,139,285,457.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,113,888,018.40 : 37,664,029,582.80 = 7,427,531,538.40 : x
  2. Step 2: Convert to fraction form
    25,113,888,018.40/37,664,029,582.80 = 7,427,531,538.40/x
  3. Step 3: Cross multiply
    25,113,888,018.40x = 37,664,029,582.80 × 7,427,531,538.40
  4. Step 4: Simplify right side
    25,113,888,018.40x = 279,750,767,589,477,613,568
  5. Step 5: Solve for x
    x = 279,750,767,589,477,613,568/25,113,888,018.40
  6. Step 6: Final answer
    x = 11,139,285,457.69

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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.