Home / 71,700,240,139.26-98,955,007,879.44-40,808,035,964.76

Finding the Fourth Proportional to 71,700,240,139.26, 98,955,007,879.44 and 40,808,035,964.76

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Solution

The fourth proportional to 71,700,240,139.26, 98,955,007,879.44 and 40,808,035,964.76 is: 56,320,027,835.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,700,240,139.26 : 98,955,007,879.44 = 40,808,035,964.76 : x
  2. Step 2: Convert to fraction form
    71,700,240,139.26/98,955,007,879.44 = 40,808,035,964.76/x
  3. Step 3: Cross multiply
    71,700,240,139.26x = 98,955,007,879.44 × 40,808,035,964.76
  4. Step 4: Simplify right side
    71,700,240,139.26x = 4,038,159,520,437,296,955,392
  5. Step 5: Solve for x
    x = 4,038,159,520,437,296,955,392/71,700,240,139.26
  6. Step 6: Final answer
    x = 56,320,027,835.25

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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.