Home / 218,367,068.60-327,550,602.90-103,575,812.60

Finding the Fourth Proportional to 218,367,068.60, 327,550,602.90 and 103,575,812.60

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Solution

The fourth proportional to 218,367,068.60, 327,550,602.90 and 103,575,812.60 is: 155,363,718.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,367,068.60 : 327,550,602.90 = 103,575,812.60 : x
  2. Step 2: Convert to fraction form
    218,367,068.60/327,550,602.90 = 103,575,812.60/x
  3. Step 3: Cross multiply
    218,367,068.60x = 327,550,602.90 × 103,575,812.60
  4. Step 4: Simplify right side
    218,367,068.60x = 33,926,319,862,987,412
  5. Step 5: Solve for x
    x = 33,926,319,862,987,412/218,367,068.60
  6. Step 6: Final answer
    x = 155,363,718.90

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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.