Home / 402,816,478,514.56-603,926,841,513.92-243,604,182,260.32

Finding the Fourth Proportional to 402,816,478,514.56, 603,926,841,513.92 and 243,604,182,260.32

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Solution

The fourth proportional to 402,816,478,514.56, 603,926,841,513.92 and 243,604,182,260.32 is: 365,226,132,045.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,816,478,514.56 : 603,926,841,513.92 = 243,604,182,260.32 : x
  2. Step 2: Convert to fraction form
    402,816,478,514.56/603,926,841,513.92 = 243,604,182,260.32/x
  3. Step 3: Cross multiply
    402,816,478,514.56x = 603,926,841,513.92 × 243,604,182,260.32
  4. Step 4: Simplify right side
    402,816,478,514.56x = 147,119,104,372,056,373,854,208
  5. Step 5: Solve for x
    x = 147,119,104,372,056,373,854,208/402,816,478,514.56
  6. Step 6: Final answer
    x = 365,226,132,045.49

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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.