Home / 90,699,264,010.60-136,048,896,015.90-55,435,390,167.40

Finding the Fourth Proportional to 90,699,264,010.60, 136,048,896,015.90 and 55,435,390,167.40

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Solution

The fourth proportional to 90,699,264,010.60, 136,048,896,015.90 and 55,435,390,167.40 is: 83,153,085,251.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,699,264,010.60 : 136,048,896,015.90 = 55,435,390,167.40 : x
  2. Step 2: Convert to fraction form
    90,699,264,010.60/136,048,896,015.90 = 55,435,390,167.40/x
  3. Step 3: Cross multiply
    90,699,264,010.60x = 136,048,896,015.90 × 55,435,390,167.40
  4. Step 4: Simplify right side
    90,699,264,010.60x = 7,541,923,632,485,447,499,776
  5. Step 5: Solve for x
    x = 7,541,923,632,485,447,499,776/90,699,264,010.60
  6. Step 6: Final answer
    x = 83,153,085,251.10

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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.