Home / 66,692,808.64-92,036,075.93-36,169,416.64

Finding the Fourth Proportional to 66,692,808.64, 92,036,075.93 and 36,169,416.64

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Solution

The fourth proportional to 66,692,808.64, 92,036,075.93 and 36,169,416.64 is: 49,913,794.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,692,808.64 : 92,036,075.93 = 36,169,416.64 : x
  2. Step 2: Convert to fraction form
    66,692,808.64/92,036,075.93 = 36,169,416.64/x
  3. Step 3: Cross multiply
    66,692,808.64x = 92,036,075.93 × 36,169,416.64
  4. Step 4: Simplify right side
    66,692,808.64x = 3,328,891,176,041,998.50
  5. Step 5: Solve for x
    x = 3,328,891,176,041,998.50/66,692,808.64
  6. Step 6: Final answer
    x = 49,913,794.96

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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.