Home / 54,255,863,529.81-74,873,153,744.72-30,169,368,000.90

Finding the Fourth Proportional to 54,255,863,529.81, 74,873,153,744.72 and 30,169,368,000.90

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Solution

The fourth proportional to 54,255,863,529.81, 74,873,153,744.72 and 30,169,368,000.90 is: 41,633,762,357.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,255,863,529.81 : 74,873,153,744.72 = 30,169,368,000.90 : x
  2. Step 2: Convert to fraction form
    54,255,863,529.81/74,873,153,744.72 = 30,169,368,000.90/x
  3. Step 3: Cross multiply
    54,255,863,529.81x = 74,873,153,744.72 × 30,169,368,000.90
  4. Step 4: Simplify right side
    54,255,863,529.81x = 2,258,875,728,712,421,605,376
  5. Step 5: Solve for x
    x = 2,258,875,728,712,421,605,376/54,255,863,529.81
  6. Step 6: Final answer
    x = 41,633,762,357.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.