Home / 45,212,146,426.95-67,820,091,246.75-13,340,818,764.18

Finding the Fourth Proportional to 45,212,146,426.95, 67,820,091,246.75 and 13,340,818,764.18

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Solution

The fourth proportional to 45,212,146,426.95, 67,820,091,246.75 and 13,340,818,764.18 is: 20,011,780,404.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,212,146,426.95 : 67,820,091,246.75 = 13,340,818,764.18 : x
  2. Step 2: Convert to fraction form
    45,212,146,426.95/67,820,091,246.75 = 13,340,818,764.18/x
  3. Step 3: Cross multiply
    45,212,146,426.95x = 67,820,091,246.75 × 13,340,818,764.18
  4. Step 4: Simplify right side
    45,212,146,426.95x = 904,775,545,893,042,126,848
  5. Step 5: Solve for x
    x = 904,775,545,893,042,126,848/45,212,146,426.95
  6. Step 6: Final answer
    x = 20,011,780,404.08

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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.