Home / 2,123,641,347.75-3,185,472,096.86-649,778,805.97

Finding the Fourth Proportional to 2,123,641,347.75, 3,185,472,096.86 and 649,778,805.97

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Solution

The fourth proportional to 2,123,641,347.75, 3,185,472,096.86 and 649,778,805.97 is: 974,671,291.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,123,641,347.75 : 3,185,472,096.86 = 649,778,805.97 : x
  2. Step 2: Convert to fraction form
    2,123,641,347.75/3,185,472,096.86 = 649,778,805.97/x
  3. Step 3: Cross multiply
    2,123,641,347.75x = 3,185,472,096.86 × 649,778,805.97
  4. Step 4: Simplify right side
    2,123,641,347.75x = 2,069,852,255,537,230,336
  5. Step 5: Solve for x
    x = 2,069,852,255,537,230,336/2,123,641,347.75
  6. Step 6: Final answer
    x = 974,671,291.71

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1.5x scale

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.