Home / 162,787,467-224,646,652.80-89,453,332.92

Finding the Fourth Proportional to 162,787,467, 224,646,652.80 and 89,453,332.92

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Solution

The fourth proportional to 162,787,467, 224,646,652.80 and 89,453,332.92 is: 123,445,571.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,787,467 : 224,646,652.80 = 89,453,332.92 : x
  2. Step 2: Convert to fraction form
    162,787,467/224,646,652.80 = 89,453,332.92/x
  3. Step 3: Cross multiply
    162,787,467x = 224,646,652.80 × 89,453,332.92
  4. Step 4: Simplify right side
    162,787,467x = 20,095,391,822,282,052
  5. Step 5: Solve for x
    x = 20,095,391,822,282,052/162,787,467
  6. Step 6: Final answer
    x = 123,445,571.04

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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.