Home / 60,487,097.60-90,730,646.40-55,196,307.20

Finding the Fourth Proportional to 60,487,097.60, 90,730,646.40 and 55,196,307.20

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Solution

The fourth proportional to 60,487,097.60, 90,730,646.40 and 55,196,307.20 is: 82,794,460.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,487,097.60 : 90,730,646.40 = 55,196,307.20 : x
  2. Step 2: Convert to fraction form
    60,487,097.60/90,730,646.40 = 55,196,307.20/x
  3. Step 3: Cross multiply
    60,487,097.60x = 90,730,646.40 × 55,196,307.20
  4. Step 4: Simplify right side
    60,487,097.60x = 5,007,996,631,148,975
  5. Step 5: Solve for x
    x = 5,007,996,631,148,975/60,487,097.60
  6. Step 6: Final answer
    x = 82,794,460.80

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1.5x scale

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.