Home / 952,697,881.61-1,428,888,319.56-288,553,998.26

Finding the Fourth Proportional to 952,697,881.61, 1,428,888,319.56 and 288,553,998.26

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Solution

The fourth proportional to 952,697,881.61, 1,428,888,319.56 and 288,553,998.26 is: 432,782,989.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    952,697,881.61 : 1,428,888,319.56 = 288,553,998.26 : x
  2. Step 2: Convert to fraction form
    952,697,881.61/1,428,888,319.56 = 288,553,998.26/x
  3. Step 3: Cross multiply
    952,697,881.61x = 1,428,888,319.56 × 288,553,998.26
  4. Step 4: Simplify right side
    952,697,881.61x = 412,311,437,676,050,560
  5. Step 5: Solve for x
    x = 412,311,437,676,050,560/952,697,881.61
  6. Step 6: Final answer
    x = 432,782,989.90

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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.