Home / 212,869,641,849.68-293,740,011,164.04-127,213,554,604.88

Finding the Fourth Proportional to 212,869,641,849.68, 293,740,011,164.04 and 127,213,554,604.88

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Solution

The fourth proportional to 212,869,641,849.68, 293,740,011,164.04 and 127,213,554,604.88 is: 175,542,696,577.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,869,641,849.68 : 293,740,011,164.04 = 127,213,554,604.88 : x
  2. Step 2: Convert to fraction form
    212,869,641,849.68/293,740,011,164.04 = 127,213,554,604.88/x
  3. Step 3: Cross multiply
    212,869,641,849.68x = 293,740,011,164.04 × 127,213,554,604.88
  4. Step 4: Simplify right side
    212,869,641,849.68x = 37,367,710,949,854,662,361,088
  5. Step 5: Solve for x
    x = 37,367,710,949,854,662,361,088/212,869,641,849.68
  6. Step 6: Final answer
    x = 175,542,696,577.85

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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.