Home / 85,100,580,897.60-127,650,871,346.40-51,578,132,923.20

Finding the Fourth Proportional to 85,100,580,897.60, 127,650,871,346.40 and 51,578,132,923.20

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Solution

The fourth proportional to 85,100,580,897.60, 127,650,871,346.40 and 51,578,132,923.20 is: 77,367,199,384.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,100,580,897.60 : 127,650,871,346.40 = 51,578,132,923.20 : x
  2. Step 2: Convert to fraction form
    85,100,580,897.60/127,650,871,346.40 = 51,578,132,923.20/x
  3. Step 3: Cross multiply
    85,100,580,897.60x = 127,650,871,346.40 × 51,578,132,923.20
  4. Step 4: Simplify right side
    85,100,580,897.60x = 6,583,993,610,066,920,996,864
  5. Step 5: Solve for x
    x = 6,583,993,610,066,920,996,864/85,100,580,897.60
  6. Step 6: Final answer
    x = 77,367,199,384.80

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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.