Home / 65,819,952,079.20-98,729,928,118.80-64,513,882,677.60

Finding the Fourth Proportional to 65,819,952,079.20, 98,729,928,118.80 and 64,513,882,677.60

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Solution

The fourth proportional to 65,819,952,079.20, 98,729,928,118.80 and 64,513,882,677.60 is: 96,770,824,016.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,819,952,079.20 : 98,729,928,118.80 = 64,513,882,677.60 : x
  2. Step 2: Convert to fraction form
    65,819,952,079.20/98,729,928,118.80 = 64,513,882,677.60/x
  3. Step 3: Cross multiply
    65,819,952,079.20x = 98,729,928,118.80 × 64,513,882,677.60
  4. Step 4: Simplify right side
    65,819,952,079.20x = 6,369,450,999,424,144,637,952
  5. Step 5: Solve for x
    x = 6,369,450,999,424,144,637,952/65,819,952,079.20
  6. Step 6: Final answer
    x = 96,770,824,016.40

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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.