Home / 357,697,205.40-536,545,808.10-242,055,643.80

Finding the Fourth Proportional to 357,697,205.40, 536,545,808.10 and 242,055,643.80

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Solution

The fourth proportional to 357,697,205.40, 536,545,808.10 and 242,055,643.80 is: 363,083,465.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,697,205.40 : 536,545,808.10 = 242,055,643.80 : x
  2. Step 2: Convert to fraction form
    357,697,205.40/536,545,808.10 = 242,055,643.80/x
  3. Step 3: Cross multiply
    357,697,205.40x = 536,545,808.10 × 242,055,643.80
  4. Step 4: Simplify right side
    357,697,205.40x = 129,873,941,007,836,768
  5. Step 5: Solve for x
    x = 129,873,941,007,836,768/357,697,205.40
  6. Step 6: Final answer
    x = 363,083,465.70

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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.