Home / 692,660,382.75-955,966,429.86-424,688,825.52

Finding the Fourth Proportional to 692,660,382.75, 955,966,429.86 and 424,688,825.52

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Solution

The fourth proportional to 692,660,382.75, 955,966,429.86 and 424,688,825.52 is: 586,128,888.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,660,382.75 : 955,966,429.86 = 424,688,825.52 : x
  2. Step 2: Convert to fraction form
    692,660,382.75/955,966,429.86 = 424,688,825.52/x
  3. Step 3: Cross multiply
    692,660,382.75x = 955,966,429.86 × 424,688,825.52
  4. Step 4: Simplify right side
    692,660,382.75x = 405,988,260,333,790,848
  5. Step 5: Solve for x
    x = 405,988,260,333,790,848/692,660,382.75
  6. Step 6: Final answer
    x = 586,128,888.62

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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.