Home / 383,718,010.40-575,577,015.60-358,019,885.60

Finding the Fourth Proportional to 383,718,010.40, 575,577,015.60 and 358,019,885.60

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Solution

The fourth proportional to 383,718,010.40, 575,577,015.60 and 358,019,885.60 is: 537,029,828.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,718,010.40 : 575,577,015.60 = 358,019,885.60 : x
  2. Step 2: Convert to fraction form
    383,718,010.40/575,577,015.60 = 358,019,885.60/x
  3. Step 3: Cross multiply
    383,718,010.40x = 575,577,015.60 × 358,019,885.60
  4. Step 4: Simplify right side
    383,718,010.40x = 206,068,017,279,101,440
  5. Step 5: Solve for x
    x = 206,068,017,279,101,440/383,718,010.40
  6. Step 6: Final answer
    x = 537,029,828.40

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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.