Home / 287,309,245,252.66-430,964,282,655.30-117,328,834,281.01

Finding the Fourth Proportional to 287,309,245,252.66, 430,964,282,655.30 and 117,328,834,281.01

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Solution

The fourth proportional to 287,309,245,252.66, 430,964,282,655.30 and 117,328,834,281.01 is: 175,993,420,804.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    287,309,245,252.66 : 430,964,282,655.30 = 117,328,834,281.01 : x
  2. Step 2: Convert to fraction form
    287,309,245,252.66/430,964,282,655.30 = 117,328,834,281.01/x
  3. Step 3: Cross multiply
    287,309,245,252.66x = 430,964,282,655.30 × 117,328,834,281.01
  4. Step 4: Simplify right side
    287,309,245,252.66x = 50,564,536,900,698,041,745,408
  5. Step 5: Solve for x
    x = 50,564,536,900,698,041,745,408/287,309,245,252.66
  6. Step 6: Final answer
    x = 175,993,420,804.23

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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.