Home / 65,089,275,829.38-97,634,242,850.02-20,317,019,415.53

Finding the Fourth Proportional to 65,089,275,829.38, 97,634,242,850.02 and 20,317,019,415.53

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Solution

The fourth proportional to 65,089,275,829.38, 97,634,242,850.02 and 20,317,019,415.53 is: 30,475,631,850.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,089,275,829.38 : 97,634,242,850.02 = 20,317,019,415.53 : x
  2. Step 2: Convert to fraction form
    65,089,275,829.38/97,634,242,850.02 = 20,317,019,415.53/x
  3. Step 3: Cross multiply
    65,089,275,829.38x = 97,634,242,850.02 × 20,317,019,415.53
  4. Step 4: Simplify right side
    65,089,275,829.38x = 1,983,636,807,604,679,999,488
  5. Step 5: Solve for x
    x = 1,983,636,807,604,679,999,488/65,089,275,829.38
  6. Step 6: Final answer
    x = 30,475,631,850.70

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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.