Home / 1,055,932,175.60-1,584,087,220.20-442,578,402.80

Finding the Fourth Proportional to 1,055,932,175.60, 1,584,087,220.20 and 442,578,402.80

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Solution

The fourth proportional to 1,055,932,175.60, 1,584,087,220.20 and 442,578,402.80 is: 663,946,802.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,932,175.60 : 1,584,087,220.20 = 442,578,402.80 : x
  2. Step 2: Convert to fraction form
    1,055,932,175.60/1,584,087,220.20 = 442,578,402.80/x
  3. Step 3: Cross multiply
    1,055,932,175.60x = 1,584,087,220.20 × 442,578,402.80
  4. Step 4: Simplify right side
    1,055,932,175.60x = 701,082,791,812,007,936
  5. Step 5: Solve for x
    x = 701,082,791,812,007,936/1,055,932,175.60
  6. Step 6: Final answer
    x = 663,946,802.66

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Double scale
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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.