Home / 147,085,653.60-202,971,653.82-84,316,751.28

Finding the Fourth Proportional to 147,085,653.60, 202,971,653.82 and 84,316,751.28

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Solution

The fourth proportional to 147,085,653.60, 202,971,653.82 and 84,316,751.28 is: 116,353,363.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,085,653.60 : 202,971,653.82 = 84,316,751.28 : x
  2. Step 2: Convert to fraction form
    147,085,653.60/202,971,653.82 = 84,316,751.28/x
  3. Step 3: Cross multiply
    147,085,653.60x = 202,971,653.82 × 84,316,751.28
  4. Step 4: Simplify right side
    147,085,653.60x = 17,113,910,452,031,202
  5. Step 5: Solve for x
    x = 17,113,910,452,031,202/147,085,653.60
  6. Step 6: Final answer
    x = 116,353,363.04

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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.