Home / 1,020,295,957,688.10-1,408,008,367,762.40-551,006,488,358.30

Finding the Fourth Proportional to 1,020,295,957,688.10, 1,408,008,367,762.40 and 551,006,488,358.30

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Solution

The fourth proportional to 1,020,295,957,688.10, 1,408,008,367,762.40 and 551,006,488,358.30 is: 760,388,924,854.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,295,957,688.10 : 1,408,008,367,762.40 = 551,006,488,358.30 : x
  2. Step 2: Convert to fraction form
    1,020,295,957,688.10/1,408,008,367,762.40 = 551,006,488,358.30/x
  3. Step 3: Cross multiply
    1,020,295,957,688.10x = 1,408,008,367,762.40 × 551,006,488,358.30
  4. Step 4: Simplify right side
    1,020,295,957,688.10x = 775,821,746,299,861,790,097,408
  5. Step 5: Solve for x
    x = 775,821,746,299,861,790,097,408/1,020,295,957,688.10
  6. Step 6: Final answer
    x = 760,388,924,854.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.