Home / 372,295,966.02-557,717,451.18-290,029,647.39

Finding the Fourth Proportional to 372,295,966.02, 557,717,451.18 and 290,029,647.39

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Solution

The fourth proportional to 372,295,966.02, 557,717,451.18 and 290,029,647.39 is: 434,478,507.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,295,966.02 : 557,717,451.18 = 290,029,647.39 : x
  2. Step 2: Convert to fraction form
    372,295,966.02/557,717,451.18 = 290,029,647.39/x
  3. Step 3: Cross multiply
    372,295,966.02x = 557,717,451.18 × 290,029,647.39
  4. Step 4: Simplify right side
    372,295,966.02x = 161,754,595,708,984,928
  5. Step 5: Solve for x
    x = 161,754,595,708,984,928/372,295,966.02
  6. Step 6: Final answer
    x = 434,478,507.62

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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.