Home / 288,206,064.78-432,335,673.18-94,118,497.20

Finding the Fourth Proportional to 288,206,064.78, 432,335,673.18 and 94,118,497.20

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Solution

The fourth proportional to 288,206,064.78, 432,335,673.18 and 94,118,497.20 is: 141,186,424.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,206,064.78 : 432,335,673.18 = 94,118,497.20 : x
  2. Step 2: Convert to fraction form
    288,206,064.78/432,335,673.18 = 94,118,497.20/x
  3. Step 3: Cross multiply
    288,206,064.78x = 432,335,673.18 × 94,118,497.20
  4. Step 4: Simplify right side
    288,206,064.78x = 40,690,783,845,651,944
  5. Step 5: Solve for x
    x = 40,690,783,845,651,944/288,206,064.78
  6. Step 6: Final answer
    x = 141,186,424.64

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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.