Home / 113,808,895.12-170,713,605.08-65,601,816.40

Finding the Fourth Proportional to 113,808,895.12, 170,713,605.08 and 65,601,816.40

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Solution

The fourth proportional to 113,808,895.12, 170,713,605.08 and 65,601,816.40 is: 98,402,875.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,808,895.12 : 170,713,605.08 = 65,601,816.40 : x
  2. Step 2: Convert to fraction form
    113,808,895.12/170,713,605.08 = 65,601,816.40/x
  3. Step 3: Cross multiply
    113,808,895.12x = 170,713,605.08 × 65,601,816.40
  4. Step 4: Simplify right side
    113,808,895.12x = 11,199,122,577,440,268
  5. Step 5: Solve for x
    x = 11,199,122,577,440,268/113,808,895.12
  6. Step 6: Final answer
    x = 98,402,875.85

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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.