Home / 210,141,478,909.44-289,995,520,552.78-113,797,731,526.76

Finding the Fourth Proportional to 210,141,478,909.44, 289,995,520,552.78 and 113,797,731,526.76

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Solution

The fourth proportional to 210,141,478,909.44, 289,995,520,552.78 and 113,797,731,526.76 is: 157,041,020,949.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,141,478,909.44 : 289,995,520,552.78 = 113,797,731,526.76 : x
  2. Step 2: Convert to fraction form
    210,141,478,909.44/289,995,520,552.78 = 113,797,731,526.76/x
  3. Step 3: Cross multiply
    210,141,478,909.44x = 289,995,520,552.78 × 113,797,731,526.76
  4. Step 4: Simplify right side
    210,141,478,909.44x = 33,000,832,391,828,272,578,560
  5. Step 5: Solve for x
    x = 33,000,832,391,828,272,578,560/210,141,478,909.44
  6. Step 6: Final answer
    x = 157,041,020,949.75

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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.