Home / 340,356,813.18-510,683,718.30-119,186,893.80

Finding the Fourth Proportional to 340,356,813.18, 510,683,718.30 and 119,186,893.80

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Solution

The fourth proportional to 340,356,813.18, 510,683,718.30 and 119,186,893.80 is: 178,832,342.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,356,813.18 : 510,683,718.30 = 119,186,893.80 : x
  2. Step 2: Convert to fraction form
    340,356,813.18/510,683,718.30 = 119,186,893.80/x
  3. Step 3: Cross multiply
    340,356,813.18x = 510,683,718.30 × 119,186,893.80
  4. Step 4: Simplify right side
    340,356,813.18x = 60,866,806,097,964,264
  5. Step 5: Solve for x
    x = 60,866,806,097,964,264/340,356,813.18
  6. Step 6: Final answer
    x = 178,832,342.24

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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.