Home / 698,956,937.01-964,581,072.35-381,437,684.24

Finding the Fourth Proportional to 698,956,937.01, 964,581,072.35 and 381,437,684.24

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Solution

The fourth proportional to 698,956,937.01, 964,581,072.35 and 381,437,684.24 is: 526,395,191.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,956,937.01 : 964,581,072.35 = 381,437,684.24 : x
  2. Step 2: Convert to fraction form
    698,956,937.01/964,581,072.35 = 381,437,684.24/x
  3. Step 3: Cross multiply
    698,956,937.01x = 964,581,072.35 × 381,437,684.24
  4. Step 4: Simplify right side
    698,956,937.01x = 367,927,570,492,189,824
  5. Step 5: Solve for x
    x = 367,927,570,492,189,824/698,956,937.01
  6. Step 6: Final answer
    x = 526,395,191.19

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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.