Home / 2,817,086,718.80-4,225,630,078.20-977,025,400.40

Finding the Fourth Proportional to 2,817,086,718.80, 4,225,630,078.20 and 977,025,400.40

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Solution

The fourth proportional to 2,817,086,718.80, 4,225,630,078.20 and 977,025,400.40 is: 1,465,538,100.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,817,086,718.80 : 4,225,630,078.20 = 977,025,400.40 : x
  2. Step 2: Convert to fraction form
    2,817,086,718.80/4,225,630,078.20 = 977,025,400.40/x
  3. Step 3: Cross multiply
    2,817,086,718.80x = 4,225,630,078.20 × 977,025,400.40
  4. Step 4: Simplify right side
    2,817,086,718.80x = 4,128,547,919,095,638,016
  5. Step 5: Solve for x
    x = 4,128,547,919,095,638,016/2,817,086,718.80
  6. Step 6: Final answer
    x = 1,465,538,100.60

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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.