Home / 432,221,920.71-596,466,443.13-233,983,409.07

Finding the Fourth Proportional to 432,221,920.71, 596,466,443.13 and 233,983,409.07

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Solution

The fourth proportional to 432,221,920.71, 596,466,443.13 and 233,983,409.07 is: 322,897,208.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,221,920.71 : 596,466,443.13 = 233,983,409.07 : x
  2. Step 2: Convert to fraction form
    432,221,920.71/596,466,443.13 = 233,983,409.07/x
  3. Step 3: Cross multiply
    432,221,920.71x = 596,466,443.13 × 233,983,409.07
  4. Step 4: Simplify right side
    432,221,920.71x = 139,563,251,759,414,672
  5. Step 5: Solve for x
    x = 139,563,251,759,414,672/432,221,920.71
  6. Step 6: Final answer
    x = 322,897,208.75

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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.