Home / 106,991,804,135.92-147,648,784,688.11-58,820,666,938.43

Finding the Fourth Proportional to 106,991,804,135.92, 147,648,784,688.11 and 58,820,666,938.43

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Solution

The fourth proportional to 106,991,804,135.92, 147,648,784,688.11 and 58,820,666,938.43 is: 81,172,572,592.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,991,804,135.92 : 147,648,784,688.11 = 58,820,666,938.43 : x
  2. Step 2: Convert to fraction form
    106,991,804,135.92/147,648,784,688.11 = 58,820,666,938.43/x
  3. Step 3: Cross multiply
    106,991,804,135.92x = 147,648,784,688.11 × 58,820,666,938.43
  4. Step 4: Simplify right side
    106,991,804,135.92x = 8,684,799,988,003,723,280,384
  5. Step 5: Solve for x
    x = 8,684,799,988,003,723,280,384/106,991,804,135.92
  6. Step 6: Final answer
    x = 81,172,572,592.30

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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.