Home / 275,789,778-380,592,518.76-152,034,893.52

Finding the Fourth Proportional to 275,789,778, 380,592,518.76 and 152,034,893.52

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Solution

The fourth proportional to 275,789,778, 380,592,518.76 and 152,034,893.52 is: 209,809,600.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,789,778 : 380,592,518.76 = 152,034,893.52 : x
  2. Step 2: Convert to fraction form
    275,789,778/380,592,518.76 = 152,034,893.52/x
  3. Step 3: Cross multiply
    275,789,778x = 380,592,518.76 × 152,034,893.52
  4. Step 4: Simplify right side
    275,789,778x = 57,863,343,064,185,208
  5. Step 5: Solve for x
    x = 57,863,343,064,185,208/275,789,778
  6. Step 6: Final answer
    x = 209,809,600.21

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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.