Home / 20,381,458,679,535-30,572,302,309,840-6,798,325,870,178.80

Finding the Fourth Proportional to 20,381,458,679,535, 30,572,302,309,840 and 6,798,325,870,178.80

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Solution

The fourth proportional to 20,381,458,679,535, 30,572,302,309,840 and 6,798,325,870,178.80 is: 10,197,526,927,383.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,381,458,679,535 : 30,572,302,309,840 = 6,798,325,870,178.80 : x
  2. Step 2: Convert to fraction form
    20,381,458,679,535/30,572,302,309,840 = 6,798,325,870,178.80/x
  3. Step 3: Cross multiply
    20,381,458,679,535x = 30,572,302,309,840 × 6,798,325,870,178.80
  4. Step 4: Simplify right side
    20,381,458,679,535x = 207,840,473,703,912,360,829,255,680
  5. Step 5: Solve for x
    x = 207,840,473,703,912,360,829,255,680/20,381,458,679,535
  6. Step 6: Final answer
    x = 10,197,526,927,383.50

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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.