Home / 1,172,724,990.48-1,758,696,868.89-473,036,410.80

Finding the Fourth Proportional to 1,172,724,990.48, 1,758,696,868.89 and 473,036,410.80

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Solution

The fourth proportional to 1,172,724,990.48, 1,758,696,868.89 and 473,036,410.80 is: 709,397,054.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,172,724,990.48 : 1,758,696,868.89 = 473,036,410.80 : x
  2. Step 2: Convert to fraction form
    1,172,724,990.48/1,758,696,868.89 = 473,036,410.80/x
  3. Step 3: Cross multiply
    1,172,724,990.48x = 1,758,696,868.89 × 473,036,410.80
  4. Step 4: Simplify right side
    1,172,724,990.48x = 831,927,654,544,923,904
  5. Step 5: Solve for x
    x = 831,927,654,544,923,904/1,172,724,990.48
  6. Step 6: Final answer
    x = 709,397,054.98

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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.