Home / 122,120,925.16-183,031,312.63-56,453,236.28

Finding the Fourth Proportional to 122,120,925.16, 183,031,312.63 and 56,453,236.28

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Solution

The fourth proportional to 122,120,925.16, 183,031,312.63 and 56,453,236.28 is: 84,610,478.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,120,925.16 : 183,031,312.63 = 56,453,236.28 : x
  2. Step 2: Convert to fraction form
    122,120,925.16/183,031,312.63 = 56,453,236.28/x
  3. Step 3: Cross multiply
    122,120,925.16x = 183,031,312.63 × 56,453,236.28
  4. Step 4: Simplify right side
    122,120,925.16x = 10,332,709,938,539,938
  5. Step 5: Solve for x
    x = 10,332,709,938,539,938/122,120,925.16
  6. Step 6: Final answer
    x = 84,610,478.71

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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.