Home / 718,928,225.01-1,078,423,108.65-282,323,379.96

Finding the Fourth Proportional to 718,928,225.01, 1,078,423,108.65 and 282,323,379.96

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Solution

The fourth proportional to 718,928,225.01, 1,078,423,108.65 and 282,323,379.96 is: 423,497,153.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,928,225.01 : 1,078,423,108.65 = 282,323,379.96 : x
  2. Step 2: Convert to fraction form
    718,928,225.01/1,078,423,108.65 = 282,323,379.96/x
  3. Step 3: Cross multiply
    718,928,225.01x = 1,078,423,108.65 × 282,323,379.96
  4. Step 4: Simplify right side
    718,928,225.01x = 304,464,057,061,038,336
  5. Step 5: Solve for x
    x = 304,464,057,061,038,336/718,928,225.01
  6. Step 6: Final answer
    x = 423,497,153.78

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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.