Home / 907,876,164.60-1,361,814,246.90-630,776,849.40

Finding the Fourth Proportional to 907,876,164.60, 1,361,814,246.90 and 630,776,849.40

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Solution

The fourth proportional to 907,876,164.60, 1,361,814,246.90 and 630,776,849.40 is: 946,165,274.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,876,164.60 : 1,361,814,246.90 = 630,776,849.40 : x
  2. Step 2: Convert to fraction form
    907,876,164.60/1,361,814,246.90 = 630,776,849.40/x
  3. Step 3: Cross multiply
    907,876,164.60x = 1,361,814,246.90 × 630,776,849.40
  4. Step 4: Simplify right side
    907,876,164.60x = 859,000,900,127,615,744
  5. Step 5: Solve for x
    x = 859,000,900,127,615,744/907,876,164.60
  6. Step 6: Final answer
    x = 946,165,274.10

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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.