Home / 389,670,935,999.80-584,506,403,999.70-389,670,935,999.80

Finding the Fourth Proportional to 389,670,935,999.80, 584,506,403,999.70 and 389,670,935,999.80

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Solution

The fourth proportional to 389,670,935,999.80, 584,506,403,999.70 and 389,670,935,999.80 is: 584,506,403,999.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,670,935,999.80 : 584,506,403,999.70 = 389,670,935,999.80 : x
  2. Step 2: Convert to fraction form
    389,670,935,999.80/584,506,403,999.70 = 389,670,935,999.80/x
  3. Step 3: Cross multiply
    389,670,935,999.80x = 584,506,403,999.70 × 389,670,935,999.80
  4. Step 4: Simplify right side
    389,670,935,999.80x = 227,765,157,544,440,331,501,568
  5. Step 5: Solve for x
    x = 227,765,157,544,440,331,501,568/389,670,935,999.80
  6. Step 6: Final answer
    x = 584,506,403,999.70

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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.