Home / 459,130,675.75-688,696,512.48-114,084,302.72

Finding the Fourth Proportional to 459,130,675.75, 688,696,512.48 and 114,084,302.72

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Solution

The fourth proportional to 459,130,675.75, 688,696,512.48 and 114,084,302.72 is: 171,126,578.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,130,675.75 : 688,696,512.48 = 114,084,302.72 : x
  2. Step 2: Convert to fraction form
    459,130,675.75/688,696,512.48 = 114,084,302.72/x
  3. Step 3: Cross multiply
    459,130,675.75x = 688,696,512.48 × 114,084,302.72
  4. Step 4: Simplify right side
    459,130,675.75x = 78,569,461,408,533,104
  5. Step 5: Solve for x
    x = 78,569,461,408,533,104/459,130,675.75
  6. Step 6: Final answer
    x = 171,126,578.03

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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.