Home / 527,634,669.60-791,452,004.40-449,406,554.40

Finding the Fourth Proportional to 527,634,669.60, 791,452,004.40 and 449,406,554.40

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Solution

The fourth proportional to 527,634,669.60, 791,452,004.40 and 449,406,554.40 is: 674,109,831.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,634,669.60 : 791,452,004.40 = 449,406,554.40 : x
  2. Step 2: Convert to fraction form
    527,634,669.60/791,452,004.40 = 449,406,554.40/x
  3. Step 3: Cross multiply
    527,634,669.60x = 791,452,004.40 × 449,406,554.40
  4. Step 4: Simplify right side
    527,634,669.60x = 355,683,718,270,377,600
  5. Step 5: Solve for x
    x = 355,683,718,270,377,600/527,634,669.60
  6. Step 6: Final answer
    x = 674,109,831.60

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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.