Home / 102,607,867,730.67-153,937,437,299.55-72,413,960,596.67

Finding the Fourth Proportional to 102,607,867,730.67, 153,937,437,299.55 and 72,413,960,596.67

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Solution

The fourth proportional to 102,607,867,730.67, 153,937,437,299.55 and 72,413,960,596.67 is: 108,639,032,907.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,607,867,730.67 : 153,937,437,299.55 = 72,413,960,596.67 : x
  2. Step 2: Convert to fraction form
    102,607,867,730.67/153,937,437,299.55 = 72,413,960,596.67/x
  3. Step 3: Cross multiply
    102,607,867,730.67x = 153,937,437,299.55 × 72,413,960,596.67
  4. Step 4: Simplify right side
    102,607,867,730.67x = 11,147,219,518,961,970,315,264
  5. Step 5: Solve for x
    x = 11,147,219,518,961,970,315,264/102,607,867,730.67
  6. Step 6: Final answer
    x = 108,639,032,907.51

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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.