Home / 345,466,833,615.10-518,270,926,742.85-118,796,847,774.27

Finding the Fourth Proportional to 345,466,833,615.10, 518,270,926,742.85 and 118,796,847,774.27

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Solution

The fourth proportional to 345,466,833,615.10, 518,270,926,742.85 and 118,796,847,774.27 is: 178,219,575,366.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,466,833,615.10 : 518,270,926,742.85 = 118,796,847,774.27 : x
  2. Step 2: Convert to fraction form
    345,466,833,615.10/518,270,926,742.85 = 118,796,847,774.27/x
  3. Step 3: Cross multiply
    345,466,833,615.10x = 518,270,926,742.85 × 118,796,847,774.27
  4. Step 4: Simplify right side
    345,466,833,615.10x = 61,568,952,390,100,191,281,152
  5. Step 5: Solve for x
    x = 61,568,952,390,100,191,281,152/345,466,833,615.10
  6. Step 6: Final answer
    x = 178,219,575,366.52

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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.