Home / 521,532,030.40-782,298,045.60-521,532,030.40

Finding the Fourth Proportional to 521,532,030.40, 782,298,045.60 and 521,532,030.40

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Solution

The fourth proportional to 521,532,030.40, 782,298,045.60 and 521,532,030.40 is: 782,298,045.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    521,532,030.40 : 782,298,045.60 = 521,532,030.40 : x
  2. Step 2: Convert to fraction form
    521,532,030.40/782,298,045.60 = 521,532,030.40/x
  3. Step 3: Cross multiply
    521,532,030.40x = 782,298,045.60 × 521,532,030.40
  4. Step 4: Simplify right side
    521,532,030.40x = 407,993,488,099,719,808
  5. Step 5: Solve for x
    x = 407,993,488,099,719,808/521,532,030.40
  6. Step 6: Final answer
    x = 782,298,045.60

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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.