Home / 100,114,072,535.85-138,169,264,177.46-59,469,144,595.76

Finding the Fourth Proportional to 100,114,072,535.85, 138,169,264,177.46 and 59,469,144,595.76

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Solution

The fourth proportional to 100,114,072,535.85, 138,169,264,177.46 and 59,469,144,595.76 is: 82,074,455,088.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,114,072,535.85 : 138,169,264,177.46 = 59,469,144,595.76 : x
  2. Step 2: Convert to fraction form
    100,114,072,535.85/138,169,264,177.46 = 59,469,144,595.76/x
  3. Step 3: Cross multiply
    100,114,072,535.85x = 138,169,264,177.46 × 59,469,144,595.76
  4. Step 4: Simplify right side
    100,114,072,535.85x = 8,216,807,950,059,130,847,232
  5. Step 5: Solve for x
    x = 8,216,807,950,059,130,847,232/100,114,072,535.85
  6. Step 6: Final answer
    x = 82,074,455,088.39

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1.5x scale

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.