Home / 96,549,705.20-144,824,557.80-85,968,124.40

Finding the Fourth Proportional to 96,549,705.20, 144,824,557.80 and 85,968,124.40

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Solution

The fourth proportional to 96,549,705.20, 144,824,557.80 and 85,968,124.40 is: 128,952,186.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,549,705.20 : 144,824,557.80 = 85,968,124.40 : x
  2. Step 2: Convert to fraction form
    96,549,705.20/144,824,557.80 = 85,968,124.40/x
  3. Step 3: Cross multiply
    96,549,705.20x = 144,824,557.80 × 85,968,124.40
  4. Step 4: Simplify right side
    96,549,705.20x = 12,450,295,601,125,392
  5. Step 5: Solve for x
    x = 12,450,295,601,125,392/96,549,705.20
  6. Step 6: Final answer
    x = 128,952,186.60

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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.