Home / 90,699,449,430.40-136,049,174,145.60-62,292,439,945.60

Finding the Fourth Proportional to 90,699,449,430.40, 136,049,174,145.60 and 62,292,439,945.60

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Solution

The fourth proportional to 90,699,449,430.40, 136,049,174,145.60 and 62,292,439,945.60 is: 93,438,659,918.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,699,449,430.40 : 136,049,174,145.60 = 62,292,439,945.60 : x
  2. Step 2: Convert to fraction form
    90,699,449,430.40/136,049,174,145.60 = 62,292,439,945.60/x
  3. Step 3: Cross multiply
    90,699,449,430.40x = 136,049,174,145.60 × 62,292,439,945.60
  4. Step 4: Simplify right side
    90,699,449,430.40x = 8,474,835,010,113,264,156,672
  5. Step 5: Solve for x
    x = 8,474,835,010,113,264,156,672/90,699,449,430.40
  6. Step 6: Final answer
    x = 93,438,659,918.40

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Double scale
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Similar ratio
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1.5x scale

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.