Home / 133,189,704,182.09-199,704,772,488.63-42,391,900,654.31

Finding the Fourth Proportional to 133,189,704,182.09, 199,704,772,488.63 and 42,391,900,654.31

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Solution

The fourth proportional to 133,189,704,182.09, 199,704,772,488.63 and 42,391,900,654.31 is: 63,562,457,229.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,189,704,182.09 : 199,704,772,488.63 = 42,391,900,654.31 : x
  2. Step 2: Convert to fraction form
    133,189,704,182.09/199,704,772,488.63 = 42,391,900,654.31/x
  3. Step 3: Cross multiply
    133,189,704,182.09x = 199,704,772,488.63 × 42,391,900,654.31
  4. Step 4: Simplify right side
    133,189,704,182.09x = 8,465,864,875,528,586,002,432
  5. Step 5: Solve for x
    x = 8,465,864,875,528,586,002,432/133,189,704,182.09
  6. Step 6: Final answer
    x = 63,562,457,229.84

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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.