Home / 958,287,354.18-1,322,449,397.88-540,598,347.78

Finding the Fourth Proportional to 958,287,354.18, 1,322,449,397.88 and 540,598,347.78

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Solution

The fourth proportional to 958,287,354.18, 1,322,449,397.88 and 540,598,347.78 is: 746,032,968.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,287,354.18 : 1,322,449,397.88 = 540,598,347.78 : x
  2. Step 2: Convert to fraction form
    958,287,354.18/1,322,449,397.88 = 540,598,347.78/x
  3. Step 3: Cross multiply
    958,287,354.18x = 1,322,449,397.88 × 540,598,347.78
  4. Step 4: Simplify right side
    958,287,354.18x = 714,913,959,509,624,448
  5. Step 5: Solve for x
    x = 714,913,959,509,624,448/958,287,354.18
  6. Step 6: Final answer
    x = 746,032,968.50

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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.