Home / 218,076,547.32-300,947,557.77-118,957,735.19

Finding the Fourth Proportional to 218,076,547.32, 300,947,557.77 and 118,957,735.19

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Solution

The fourth proportional to 218,076,547.32, 300,947,557.77 and 118,957,735.19 is: 164,162,723.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,076,547.32 : 300,947,557.77 = 118,957,735.19 : x
  2. Step 2: Convert to fraction form
    218,076,547.32/300,947,557.77 = 118,957,735.19/x
  3. Step 3: Cross multiply
    218,076,547.32x = 300,947,557.77 × 118,957,735.19
  4. Step 4: Simplify right side
    218,076,547.32x = 35,800,039,884,033,252
  5. Step 5: Solve for x
    x = 35,800,039,884,033,252/218,076,547.32
  6. Step 6: Final answer
    x = 164,162,723.25

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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.