Home / 105,600,458.84-158,368,271.78-73,020,363.98

Finding the Fourth Proportional to 105,600,458.84, 158,368,271.78 and 73,020,363.98

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Solution

The fourth proportional to 105,600,458.84, 158,368,271.78 and 73,020,363.98 is: 109,508,130.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,600,458.84 : 158,368,271.78 = 73,020,363.98 : x
  2. Step 2: Convert to fraction form
    105,600,458.84/158,368,271.78 = 73,020,363.98/x
  3. Step 3: Cross multiply
    105,600,458.84x = 158,368,271.78 × 73,020,363.98
  4. Step 4: Simplify right side
    105,600,458.84x = 11,564,108,847,649,872
  5. Step 5: Solve for x
    x = 11,564,108,847,649,872/105,600,458.84
  6. Step 6: Final answer
    x = 109,508,130.70

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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.