Home / 66,290,896,233.60-99,436,344,350.40-39,842,990,851.20

Finding the Fourth Proportional to 66,290,896,233.60, 99,436,344,350.40 and 39,842,990,851.20

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Solution

The fourth proportional to 66,290,896,233.60, 99,436,344,350.40 and 39,842,990,851.20 is: 59,764,486,276.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,290,896,233.60 : 99,436,344,350.40 = 39,842,990,851.20 : x
  2. Step 2: Convert to fraction form
    66,290,896,233.60/99,436,344,350.40 = 39,842,990,851.20/x
  3. Step 3: Cross multiply
    66,290,896,233.60x = 99,436,344,350.40 × 39,842,990,851.20
  4. Step 4: Simplify right side
    66,290,896,233.60x = 3,961,841,358,229,759,590,400
  5. Step 5: Solve for x
    x = 3,961,841,358,229,759,590,400/66,290,896,233.60
  6. Step 6: Final answer
    x = 59,764,486,276.80

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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.