Home / 672,602,423.60-1,008,903,635.40-362,666,032.40

Finding the Fourth Proportional to 672,602,423.60, 1,008,903,635.40 and 362,666,032.40

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Solution

The fourth proportional to 672,602,423.60, 1,008,903,635.40 and 362,666,032.40 is: 543,999,048.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,602,423.60 : 1,008,903,635.40 = 362,666,032.40 : x
  2. Step 2: Convert to fraction form
    672,602,423.60/1,008,903,635.40 = 362,666,032.40/x
  3. Step 3: Cross multiply
    672,602,423.60x = 1,008,903,635.40 × 362,666,032.40
  4. Step 4: Simplify right side
    672,602,423.60x = 365,895,078,524,454,144
  5. Step 5: Solve for x
    x = 365,895,078,524,454,144/672,602,423.60
  6. Step 6: Final answer
    x = 543,999,048.60

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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.