Home / 156,837,006.90-235,255,510.35-54,567,054.90

Finding the Fourth Proportional to 156,837,006.90, 235,255,510.35 and 54,567,054.90

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Solution

The fourth proportional to 156,837,006.90, 235,255,510.35 and 54,567,054.90 is: 81,850,582.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,837,006.90 : 235,255,510.35 = 54,567,054.90 : x
  2. Step 2: Convert to fraction form
    156,837,006.90/235,255,510.35 = 54,567,054.90/x
  3. Step 3: Cross multiply
    156,837,006.90x = 235,255,510.35 × 54,567,054.90
  4. Step 4: Simplify right side
    156,837,006.90x = 12,837,200,348,795,968
  5. Step 5: Solve for x
    x = 12,837,200,348,795,968/156,837,006.90
  6. Step 6: Final answer
    x = 81,850,582.35

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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.