Home / 145,579,896,028.80-218,369,844,043.20-119,131,990,646.40

Finding the Fourth Proportional to 145,579,896,028.80, 218,369,844,043.20 and 119,131,990,646.40

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Solution

The fourth proportional to 145,579,896,028.80, 218,369,844,043.20 and 119,131,990,646.40 is: 178,697,985,969.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,579,896,028.80 : 218,369,844,043.20 = 119,131,990,646.40 : x
  2. Step 2: Convert to fraction form
    145,579,896,028.80/218,369,844,043.20 = 119,131,990,646.40/x
  3. Step 3: Cross multiply
    145,579,896,028.80x = 218,369,844,043.20 × 119,131,990,646.40
  4. Step 4: Simplify right side
    145,579,896,028.80x = 26,014,834,218,010,331,316,224
  5. Step 5: Solve for x
    x = 26,014,834,218,010,331,316,224/145,579,896,028.80
  6. Step 6: Final answer
    x = 178,697,985,969.60

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.