Home / 210,141,478,908.58-289,995,520,551.59-113,797,731,525.90

Finding the Fourth Proportional to 210,141,478,908.58, 289,995,520,551.59 and 113,797,731,525.90

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Solution

The fourth proportional to 210,141,478,908.58, 289,995,520,551.59 and 113,797,731,525.90 is: 157,041,020,948.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,141,478,908.58 : 289,995,520,551.59 = 113,797,731,525.90 : x
  2. Step 2: Convert to fraction form
    210,141,478,908.58/289,995,520,551.59 = 113,797,731,525.90/x
  3. Step 3: Cross multiply
    210,141,478,908.58x = 289,995,520,551.59 × 113,797,731,525.90
  4. Step 4: Simplify right side
    210,141,478,908.58x = 33,000,832,391,443,457,769,472
  5. Step 5: Solve for x
    x = 33,000,832,391,443,457,769,472/210,141,478,908.58
  6. Step 6: Final answer
    x = 157,041,020,948.56

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1.5x scale

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.