Home / 8,782,766,711,960.40-12,120,055,009,754-4,827,518,615,720.80

Finding the Fourth Proportional to 8,782,766,711,960.40, 12,120,055,009,754 and 4,827,518,615,720.80

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Solution

The fourth proportional to 8,782,766,711,960.40, 12,120,055,009,754 and 4,827,518,615,720.80 is: 6,661,886,066,433.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,782,766,711,960.40 : 12,120,055,009,754 = 4,827,518,615,720.80 : x
  2. Step 2: Convert to fraction form
    8,782,766,711,960.40/12,120,055,009,754 = 4,827,518,615,720.80/x
  3. Step 3: Cross multiply
    8,782,766,711,960.40x = 12,120,055,009,754 × 4,827,518,615,720.80
  4. Step 4: Simplify right side
    8,782,766,711,960.40x = 58,509,791,183,147,574,572,875,776
  5. Step 5: Solve for x
    x = 58,509,791,183,147,574,572,875,776/8,782,766,711,960.40
  6. Step 6: Final answer
    x = 6,661,886,066,433.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.