Home / 341,792,729.40-512,703,090.90-99,455,633.40

Finding the Fourth Proportional to 341,792,729.40, 512,703,090.90 and 99,455,633.40

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Solution

The fourth proportional to 341,792,729.40, 512,703,090.90 and 99,455,633.40 is: 149,187,522.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,792,729.40 : 512,703,090.90 = 99,455,633.40 : x
  2. Step 2: Convert to fraction form
    341,792,729.40/512,703,090.90 = 99,455,633.40/x
  3. Step 3: Cross multiply
    341,792,729.40x = 512,703,090.90 × 99,455,633.40
  4. Step 4: Simplify right side
    341,792,729.40x = 50,991,210,651,597,280
  5. Step 5: Solve for x
    x = 50,991,210,651,597,280/341,792,729.40
  6. Step 6: Final answer
    x = 149,187,522.92

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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.