Home / 233,316,088.67-321,982,699.23-128,900,886.03

Finding the Fourth Proportional to 233,316,088.67, 321,982,699.23 and 128,900,886.03

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Solution

The fourth proportional to 233,316,088.67, 321,982,699.23 and 128,900,886.03 is: 177,886,812.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,316,088.67 : 321,982,699.23 = 128,900,886.03 : x
  2. Step 2: Convert to fraction form
    233,316,088.67/321,982,699.23 = 128,900,886.03/x
  3. Step 3: Cross multiply
    233,316,088.67x = 321,982,699.23 × 128,900,886.03
  4. Step 4: Simplify right side
    233,316,088.67x = 41,503,855,217,078,000
  5. Step 5: Solve for x
    x = 41,503,855,217,078,000/233,316,088.67
  6. Step 6: Final answer
    x = 177,886,812.06

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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.