Home / 782,201,601.60-1,173,302,402.40-264,648,926.40

Finding the Fourth Proportional to 782,201,601.60, 1,173,302,402.40 and 264,648,926.40

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Solution

The fourth proportional to 782,201,601.60, 1,173,302,402.40 and 264,648,926.40 is: 396,973,389.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,201,601.60 : 1,173,302,402.40 = 264,648,926.40 : x
  2. Step 2: Convert to fraction form
    782,201,601.60/1,173,302,402.40 = 264,648,926.40/x
  3. Step 3: Cross multiply
    782,201,601.60x = 1,173,302,402.40 × 264,648,926.40
  4. Step 4: Simplify right side
    782,201,601.60x = 310,513,221,137,700,800
  5. Step 5: Solve for x
    x = 310,513,221,137,700,800/782,201,601.60
  6. Step 6: Final answer
    x = 396,973,389.60

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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.