Home / 143,824,841,218.79-215,785,173,695.14-48,220,320,298.57

Finding the Fourth Proportional to 143,824,841,218.79, 215,785,173,695.14 and 48,220,320,298.57

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Solution

The fourth proportional to 143,824,841,218.79, 215,785,173,695.14 and 48,220,320,298.57 is: 72,346,543,914.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,824,841,218.79 : 215,785,173,695.14 = 48,220,320,298.57 : x
  2. Step 2: Convert to fraction form
    143,824,841,218.79/215,785,173,695.14 = 48,220,320,298.57/x
  3. Step 3: Cross multiply
    143,824,841,218.79x = 215,785,173,695.14 × 48,220,320,298.57
  4. Step 4: Simplify right side
    143,824,841,218.79x = 10,405,230,191,262,214,127,616
  5. Step 5: Solve for x
    x = 10,405,230,191,262,214,127,616/143,824,841,218.79
  6. Step 6: Final answer
    x = 72,346,543,914.72

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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.