Home / 134,136,944.10-201,205,416.15-72,914,940.90

Finding the Fourth Proportional to 134,136,944.10, 201,205,416.15 and 72,914,940.90

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Solution

The fourth proportional to 134,136,944.10, 201,205,416.15 and 72,914,940.90 is: 109,372,411.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,136,944.10 : 201,205,416.15 = 72,914,940.90 : x
  2. Step 2: Convert to fraction form
    134,136,944.10/201,205,416.15 = 72,914,940.90/x
  3. Step 3: Cross multiply
    134,136,944.10x = 201,205,416.15 × 72,914,940.90
  4. Step 4: Simplify right side
    134,136,944.10x = 14,670,881,027,337,158
  5. Step 5: Solve for x
    x = 14,670,881,027,337,158/134,136,944.10
  6. Step 6: Final answer
    x = 109,372,411.35

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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.