Home / 70,481,184,305.60-105,721,776,458.40-64,603,871,998.40

Finding the Fourth Proportional to 70,481,184,305.60, 105,721,776,458.40 and 64,603,871,998.40

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Solution

The fourth proportional to 70,481,184,305.60, 105,721,776,458.40 and 64,603,871,998.40 is: 96,905,807,997.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,481,184,305.60 : 105,721,776,458.40 = 64,603,871,998.40 : x
  2. Step 2: Convert to fraction form
    70,481,184,305.60/105,721,776,458.40 = 64,603,871,998.40/x
  3. Step 3: Cross multiply
    70,481,184,305.60x = 105,721,776,458.40 × 64,603,871,998.40
  4. Step 4: Simplify right side
    70,481,184,305.60x = 6,830,036,113,761,932,148,736
  5. Step 5: Solve for x
    x = 6,830,036,113,761,932,148,736/70,481,184,305.60
  6. Step 6: Final answer
    x = 96,905,807,997.60

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Double scale
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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.