Home / 447,965,811.60-671,948,717.40-124,849,683.60

Finding the Fourth Proportional to 447,965,811.60, 671,948,717.40 and 124,849,683.60

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Solution

The fourth proportional to 447,965,811.60, 671,948,717.40 and 124,849,683.60 is: 187,274,525.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,965,811.60 : 671,948,717.40 = 124,849,683.60 : x
  2. Step 2: Convert to fraction form
    447,965,811.60/671,948,717.40 = 124,849,683.60/x
  3. Step 3: Cross multiply
    447,965,811.60x = 671,948,717.40 × 124,849,683.60
  4. Step 4: Simplify right side
    447,965,811.60x = 83,892,584,762,815,808
  5. Step 5: Solve for x
    x = 83,892,584,762,815,808/447,965,811.60
  6. Step 6: Final answer
    x = 187,274,525.40

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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.