Home / 1,575,602,650.32-2,174,338,411.34-861,152,593.65

Finding the Fourth Proportional to 1,575,602,650.32, 2,174,338,411.34 and 861,152,593.65

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Solution

The fourth proportional to 1,575,602,650.32, 2,174,338,411.34 and 861,152,593.65 is: 1,188,394,270.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,575,602,650.32 : 2,174,338,411.34 = 861,152,593.65 : x
  2. Step 2: Convert to fraction form
    1,575,602,650.32/2,174,338,411.34 = 861,152,593.65/x
  3. Step 3: Cross multiply
    1,575,602,650.32x = 2,174,338,411.34 × 861,152,593.65
  4. Step 4: Simplify right side
    1,575,602,650.32x = 1,872,437,162,393,955,840
  5. Step 5: Solve for x
    x = 1,872,437,162,393,955,840/1,575,602,650.32
  6. Step 6: Final answer
    x = 1,188,394,270.61

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Double scale
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1.5x scale

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.