Home / 710,576,421.60-1,067,656,222.80-451,915,557.60

Finding the Fourth Proportional to 710,576,421.60, 1,067,656,222.80 and 451,915,557.60

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Solution

The fourth proportional to 710,576,421.60, 1,067,656,222.80 and 451,915,557.60 is: 679,012,760.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,576,421.60 : 1,067,656,222.80 = 451,915,557.60 : x
  2. Step 2: Convert to fraction form
    710,576,421.60/1,067,656,222.80 = 451,915,557.60/x
  3. Step 3: Cross multiply
    710,576,421.60x = 1,067,656,222.80 × 451,915,557.60
  4. Step 4: Simplify right side
    710,576,421.60x = 482,490,457,251,771,840
  5. Step 5: Solve for x
    x = 482,490,457,251,771,840/710,576,421.60
  6. Step 6: Final answer
    x = 679,012,760.04

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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.