Home / 71,700,240,141.76-98,955,007,882.89-40,808,035,967.26

Finding the Fourth Proportional to 71,700,240,141.76, 98,955,007,882.89 and 40,808,035,967.26

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Solution

The fourth proportional to 71,700,240,141.76, 98,955,007,882.89 and 40,808,035,967.26 is: 56,320,027,838.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,700,240,141.76 : 98,955,007,882.89 = 40,808,035,967.26 : x
  2. Step 2: Convert to fraction form
    71,700,240,141.76/98,955,007,882.89 = 40,808,035,967.26/x
  3. Step 3: Cross multiply
    71,700,240,141.76x = 98,955,007,882.89 × 40,808,035,967.26
  4. Step 4: Simplify right side
    71,700,240,141.76x = 4,038,159,520,825,471,926,272
  5. Step 5: Solve for x
    x = 4,038,159,520,825,471,926,272/71,700,240,141.76
  6. Step 6: Final answer
    x = 56,320,027,838.70

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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.