Home / 613,732,870.08-920,962,501.92-225,828,095.04

Finding the Fourth Proportional to 613,732,870.08, 920,962,501.92 and 225,828,095.04

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Solution

The fourth proportional to 613,732,870.08, 920,962,501.92 and 225,828,095.04 is: 338,875,783.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,732,870.08 : 920,962,501.92 = 225,828,095.04 : x
  2. Step 2: Convert to fraction form
    613,732,870.08/920,962,501.92 = 225,828,095.04/x
  3. Step 3: Cross multiply
    613,732,870.08x = 920,962,501.92 × 225,828,095.04
  4. Step 4: Simplify right side
    613,732,870.08x = 207,979,207,411,865,920
  5. Step 5: Solve for x
    x = 207,979,207,411,865,920/613,732,870.08
  6. Step 6: Final answer
    x = 338,875,783.83

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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.