Home / 114,988,046,285.80-172,482,069,428.70-70,291,448,986.60

Finding the Fourth Proportional to 114,988,046,285.80, 172,482,069,428.70 and 70,291,448,986.60

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Solution

The fourth proportional to 114,988,046,285.80, 172,482,069,428.70 and 70,291,448,986.60 is: 105,437,173,479.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,988,046,285.80 : 172,482,069,428.70 = 70,291,448,986.60 : x
  2. Step 2: Convert to fraction form
    114,988,046,285.80/172,482,069,428.70 = 70,291,448,986.60/x
  3. Step 3: Cross multiply
    114,988,046,285.80x = 172,482,069,428.70 × 70,291,448,986.60
  4. Step 4: Simplify right side
    114,988,046,285.80x = 12,124,014,584,350,667,440,128
  5. Step 5: Solve for x
    x = 12,124,014,584,350,667,440,128/114,988,046,285.80
  6. Step 6: Final answer
    x = 105,437,173,479.90

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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.