Home / 294,975,165.60-442,462,748.40-76,607,589.60

Finding the Fourth Proportional to 294,975,165.60, 442,462,748.40 and 76,607,589.60

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Solution

The fourth proportional to 294,975,165.60, 442,462,748.40 and 76,607,589.60 is: 114,911,384.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,975,165.60 : 442,462,748.40 = 76,607,589.60 : x
  2. Step 2: Convert to fraction form
    294,975,165.60/442,462,748.40 = 76,607,589.60/x
  3. Step 3: Cross multiply
    294,975,165.60x = 442,462,748.40 × 76,607,589.60
  4. Step 4: Simplify right side
    294,975,165.60x = 33,896,004,642,715,252
  5. Step 5: Solve for x
    x = 33,896,004,642,715,252/294,975,165.60
  6. Step 6: Final answer
    x = 114,911,384.40

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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.