Home / 218,951,595.94-302,154,003.12-118,480,033.98

Finding the Fourth Proportional to 218,951,595.94, 302,154,003.12 and 118,480,033.98

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Solution

The fourth proportional to 218,951,595.94, 302,154,003.12 and 118,480,033.98 is: 163,502,880.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,951,595.94 : 302,154,003.12 = 118,480,033.98 : x
  2. Step 2: Convert to fraction form
    218,951,595.94/302,154,003.12 = 118,480,033.98/x
  3. Step 3: Cross multiply
    218,951,595.94x = 302,154,003.12 × 118,480,033.98
  4. Step 4: Simplify right side
    218,951,595.94x = 35,799,216,556,850,628
  5. Step 5: Solve for x
    x = 35,799,216,556,850,628/218,951,595.94
  6. Step 6: Final answer
    x = 163,502,880.18

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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.