Home / 1,525,905,481.28-2,285,793,602.51-695,717,137.53

Finding the Fourth Proportional to 1,525,905,481.28, 2,285,793,602.51 and 695,717,137.53

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Solution

The fourth proportional to 1,525,905,481.28, 2,285,793,602.51 and 695,717,137.53 is: 1,042,178,432.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,905,481.28 : 2,285,793,602.51 = 695,717,137.53 : x
  2. Step 2: Convert to fraction form
    1,525,905,481.28/2,285,793,602.51 = 695,717,137.53/x
  3. Step 3: Cross multiply
    1,525,905,481.28x = 2,285,793,602.51 × 695,717,137.53
  4. Step 4: Simplify right side
    1,525,905,481.28x = 1,590,265,782,119,165,184
  5. Step 5: Solve for x
    x = 1,590,265,782,119,165,184/1,525,905,481.28
  6. Step 6: Final answer
    x = 1,042,178,432.17

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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.