Home / 746,891,399.60-1,030,711,557.78-412,364,569.28

Finding the Fourth Proportional to 746,891,399.60, 1,030,711,557.78 and 412,364,569.28

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Solution

The fourth proportional to 746,891,399.60, 1,030,711,557.78 and 412,364,569.28 is: 569,063,893.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,891,399.60 : 1,030,711,557.78 = 412,364,569.28 : x
  2. Step 2: Convert to fraction form
    746,891,399.60/1,030,711,557.78 = 412,364,569.28/x
  3. Step 3: Cross multiply
    746,891,399.60x = 1,030,711,557.78 × 412,364,569.28
  4. Step 4: Simplify right side
    746,891,399.60x = 425,028,927,575,867,520
  5. Step 5: Solve for x
    x = 425,028,927,575,867,520/746,891,399.60
  6. Step 6: Final answer
    x = 569,063,893.10

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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.