Home / 688,299,080.03-949,852,867.14-375,033,294.00

Finding the Fourth Proportional to 688,299,080.03, 949,852,867.14 and 375,033,294.00

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Solution

The fourth proportional to 688,299,080.03, 949,852,867.14 and 375,033,294.00 is: 517,546,020.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,299,080.03 : 949,852,867.14 = 375,033,294.00 : x
  2. Step 2: Convert to fraction form
    688,299,080.03/949,852,867.14 = 375,033,294.00/x
  3. Step 3: Cross multiply
    688,299,080.03x = 949,852,867.14 × 375,033,294.00
  4. Step 4: Simplify right side
    688,299,080.03x = 356,226,449,582,064,384
  5. Step 5: Solve for x
    x = 356,226,449,582,064,384/688,299,080.03
  6. Step 6: Final answer
    x = 517,546,020.21

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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.