Home / 914,716,915.59-1,262,306,735.04-497,029,090.17

Finding the Fourth Proportional to 914,716,915.59, 1,262,306,735.04 and 497,029,090.17

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Solution

The fourth proportional to 914,716,915.59, 1,262,306,735.04 and 497,029,090.17 is: 685,898,727.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,716,915.59 : 1,262,306,735.04 = 497,029,090.17 : x
  2. Step 2: Convert to fraction form
    914,716,915.59/1,262,306,735.04 = 497,029,090.17/x
  3. Step 3: Cross multiply
    914,716,915.59x = 1,262,306,735.04 × 497,029,090.17
  4. Step 4: Simplify right side
    914,716,915.59x = 627,403,168,032,394,496
  5. Step 5: Solve for x
    x = 627,403,168,032,394,496/914,716,915.59
  6. Step 6: Final answer
    x = 685,898,727.07

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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.