Home / 210,141,478,908.08-289,995,520,550.90-113,797,731,525.40

Finding the Fourth Proportional to 210,141,478,908.08, 289,995,520,550.90 and 113,797,731,525.40

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Solution

The fourth proportional to 210,141,478,908.08, 289,995,520,550.90 and 113,797,731,525.40 is: 157,041,020,947.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,141,478,908.08 : 289,995,520,550.90 = 113,797,731,525.40 : x
  2. Step 2: Convert to fraction form
    210,141,478,908.08/289,995,520,550.90 = 113,797,731,525.40/x
  3. Step 3: Cross multiply
    210,141,478,908.08x = 289,995,520,550.90 × 113,797,731,525.40
  4. Step 4: Simplify right side
    210,141,478,908.08x = 33,000,832,391,219,939,115,008
  5. Step 5: Solve for x
    x = 33,000,832,391,219,939,115,008/210,141,478,908.08
  6. Step 6: Final answer
    x = 157,041,020,947.87

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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.