Home / 129,990,960.61-179,282,926.74-114,276,385.24

Finding the Fourth Proportional to 129,990,960.61, 179,282,926.74 and 114,276,385.24

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Solution

The fourth proportional to 129,990,960.61, 179,282,926.74 and 114,276,385.24 is: 157,609,457.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,990,960.61 : 179,282,926.74 = 114,276,385.24 : x
  2. Step 2: Convert to fraction form
    129,990,960.61/179,282,926.74 = 114,276,385.24/x
  3. Step 3: Cross multiply
    129,990,960.61x = 179,282,926.74 × 114,276,385.24
  4. Step 4: Simplify right side
    129,990,960.61x = 20,487,804,803,094,936
  5. Step 5: Solve for x
    x = 20,487,804,803,094,936/129,990,960.61
  6. Step 6: Final answer
    x = 157,609,457.67

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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.