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Finding the Fourth Proportional to 91,570,251,350.40, 137,355,377,025.60 and 91,570,251,350.40

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Solution

The fourth proportional to 91,570,251,350.40, 137,355,377,025.60 and 91,570,251,350.40 is: 137,355,377,025.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,570,251,350.40 : 137,355,377,025.60 = 91,570,251,350.40 : x
  2. Step 2: Convert to fraction form
    91,570,251,350.40/137,355,377,025.60 = 91,570,251,350.40/x
  3. Step 3: Cross multiply
    91,570,251,350.40x = 137,355,377,025.60 × 91,570,251,350.40
  4. Step 4: Simplify right side
    91,570,251,350.40x = 12,577,666,398,563,149,545,472
  5. Step 5: Solve for x
    x = 12,577,666,398,563,149,545,472/91,570,251,350.40
  6. Step 6: Final answer
    x = 137,355,377,025.60

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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.