Home / 166,102,983.60-249,243,709.32-69,125,550

Finding the Fourth Proportional to 166,102,983.60, 249,243,709.32 and 69,125,550

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Solution

The fourth proportional to 166,102,983.60, 249,243,709.32 and 69,125,550 is: 103,725,460.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,102,983.60 : 249,243,709.32 = 69,125,550 : x
  2. Step 2: Convert to fraction form
    166,102,983.60/249,243,709.32 = 69,125,550/x
  3. Step 3: Cross multiply
    166,102,983.60x = 249,243,709.32 × 69,125,550
  4. Step 4: Simplify right side
    166,102,983.60x = 17,229,108,490,785,126
  5. Step 5: Solve for x
    x = 17,229,108,490,785,126/166,102,983.60
  6. Step 6: Final answer
    x = 103,725,460.66

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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.