Home / 68,020,182,141.60-102,030,273,212.40-38,633,620,605.60

Finding the Fourth Proportional to 68,020,182,141.60, 102,030,273,212.40 and 38,633,620,605.60

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Solution

The fourth proportional to 68,020,182,141.60, 102,030,273,212.40 and 38,633,620,605.60 is: 57,950,430,908.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,020,182,141.60 : 102,030,273,212.40 = 38,633,620,605.60 : x
  2. Step 2: Convert to fraction form
    68,020,182,141.60/102,030,273,212.40 = 38,633,620,605.60/x
  3. Step 3: Cross multiply
    68,020,182,141.60x = 102,030,273,212.40 × 38,633,620,605.60
  4. Step 4: Simplify right side
    68,020,182,141.60x = 3,941,798,865,573,574,082,560
  5. Step 5: Solve for x
    x = 3,941,798,865,573,574,082,560/68,020,182,141.60
  6. Step 6: Final answer
    x = 57,950,430,908.40

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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.