Home / 1,574,662,769.60-2,361,981,712.80-410,129,009.60

Finding the Fourth Proportional to 1,574,662,769.60, 2,361,981,712.80 and 410,129,009.60

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Solution

The fourth proportional to 1,574,662,769.60, 2,361,981,712.80 and 410,129,009.60 is: 615,190,273.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574,662,769.60 : 2,361,981,712.80 = 410,129,009.60 : x
  2. Step 2: Convert to fraction form
    1,574,662,769.60/2,361,981,712.80 = 410,129,009.60/x
  3. Step 3: Cross multiply
    1,574,662,769.60x = 2,361,981,712.80 × 410,129,009.60
  4. Step 4: Simplify right side
    1,574,662,769.60x = 968,717,220,563,975,808
  5. Step 5: Solve for x
    x = 968,717,220,563,975,808/1,574,662,769.60
  6. Step 6: Final answer
    x = 615,190,273.92

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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.