Home / 117,934,756.25-162,762,070.68-70,907,148.50

Finding the Fourth Proportional to 117,934,756.25, 162,762,070.68 and 70,907,148.50

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Solution

The fourth proportional to 117,934,756.25, 162,762,070.68 and 70,907,148.50 is: 97,859,144.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,934,756.25 : 162,762,070.68 = 70,907,148.50 : x
  2. Step 2: Convert to fraction form
    117,934,756.25/162,762,070.68 = 70,907,148.50/x
  3. Step 3: Cross multiply
    117,934,756.25x = 162,762,070.68 × 70,907,148.50
  4. Step 4: Simplify right side
    117,934,756.25x = 11,540,994,315,060,446
  5. Step 5: Solve for x
    x = 11,540,994,315,060,446/117,934,756.25
  6. Step 6: Final answer
    x = 97,859,144.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.