Home / 77,683,546.10-116,525,319.15-49,056,590.90

Finding the Fourth Proportional to 77,683,546.10, 116,525,319.15 and 49,056,590.90

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Solution

The fourth proportional to 77,683,546.10, 116,525,319.15 and 49,056,590.90 is: 73,584,886.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,683,546.10 : 116,525,319.15 = 49,056,590.90 : x
  2. Step 2: Convert to fraction form
    77,683,546.10/116,525,319.15 = 49,056,590.90/x
  3. Step 3: Cross multiply
    77,683,546.10x = 116,525,319.15 × 49,056,590.90
  4. Step 4: Simplify right side
    77,683,546.10x = 5,716,334,911,033,486
  5. Step 5: Solve for x
    x = 5,716,334,911,033,486/77,683,546.10
  6. Step 6: Final answer
    x = 73,584,886.35

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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.