Home / 236,210,643.40-354,693,878.70-178,767,776.20

Finding the Fourth Proportional to 236,210,643.40, 354,693,878.70 and 178,767,776.20

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Solution

The fourth proportional to 236,210,643.40, 354,693,878.70 and 178,767,776.20 is: 268,437,675.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,210,643.40 : 354,693,878.70 = 178,767,776.20 : x
  2. Step 2: Convert to fraction form
    236,210,643.40/354,693,878.70 = 178,767,776.20/x
  3. Step 3: Cross multiply
    236,210,643.40x = 354,693,878.70 × 178,767,776.20
  4. Step 4: Simplify right side
    236,210,643.40x = 63,407,835,926,951,544
  5. Step 5: Solve for x
    x = 63,407,835,926,951,544/236,210,643.40
  6. Step 6: Final answer
    x = 268,437,675.01

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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.