Home / 463,574,029,007.60-695,361,043,511.40-385,209,864,911.60

Finding the Fourth Proportional to 463,574,029,007.60, 695,361,043,511.40 and 385,209,864,911.60

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Solution

The fourth proportional to 463,574,029,007.60, 695,361,043,511.40 and 385,209,864,911.60 is: 577,814,797,367.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,574,029,007.60 : 695,361,043,511.40 = 385,209,864,911.60 : x
  2. Step 2: Convert to fraction form
    463,574,029,007.60/695,361,043,511.40 = 385,209,864,911.60/x
  3. Step 3: Cross multiply
    463,574,029,007.60x = 695,361,043,511.40 × 385,209,864,911.60
  4. Step 4: Simplify right side
    463,574,029,007.60x = 267,859,933,635,815,602,651,136
  5. Step 5: Solve for x
    x = 267,859,933,635,815,602,651,136/463,574,029,007.60
  6. Step 6: Final answer
    x = 577,814,797,367.40

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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.