Home / 64,098,120.02-88,406,597.88-55,172,420.19

Finding the Fourth Proportional to 64,098,120.02, 88,406,597.88 and 55,172,420.19

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Solution

The fourth proportional to 64,098,120.02, 88,406,597.88 and 55,172,420.19 is: 76,095,928.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,098,120.02 : 88,406,597.88 = 55,172,420.19 : x
  2. Step 2: Convert to fraction form
    64,098,120.02/88,406,597.88 = 55,172,420.19/x
  3. Step 3: Cross multiply
    64,098,120.02x = 88,406,597.88 × 55,172,420.19
  4. Step 4: Simplify right side
    64,098,120.02x = 4,877,605,965,803,723
  5. Step 5: Solve for x
    x = 4,877,605,965,803,723/64,098,120.02
  6. Step 6: Final answer
    x = 76,095,928.63

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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.