Home / 694,710,342.04-958,713,983.54-381,441,815.72

Finding the Fourth Proportional to 694,710,342.04, 958,713,983.54 and 381,441,815.72

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Solution

The fourth proportional to 694,710,342.04, 958,713,983.54 and 381,441,815.72 is: 526,397,234.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,710,342.04 : 958,713,983.54 = 381,441,815.72 : x
  2. Step 2: Convert to fraction form
    694,710,342.04/958,713,983.54 = 381,441,815.72/x
  3. Step 3: Cross multiply
    694,710,342.04x = 958,713,983.54 × 381,441,815.72
  4. Step 4: Simplify right side
    694,710,342.04x = 365,693,602,637,651,776
  5. Step 5: Solve for x
    x = 365,693,602,637,651,776/694,710,342.04
  6. Step 6: Final answer
    x = 526,397,234.23

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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.