Home / 438,345,845.28-604,748,890.55-250,184,582.93

Finding the Fourth Proportional to 438,345,845.28, 604,748,890.55 and 250,184,582.93

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Solution

The fourth proportional to 438,345,845.28, 604,748,890.55 and 250,184,582.93 is: 345,158,624.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,345,845.28 : 604,748,890.55 = 250,184,582.93 : x
  2. Step 2: Convert to fraction form
    438,345,845.28/604,748,890.55 = 250,184,582.93/x
  3. Step 3: Cross multiply
    438,345,845.28x = 604,748,890.55 × 250,184,582.93
  4. Step 4: Simplify right side
    438,345,845.28x = 151,298,848,955,357,312
  5. Step 5: Solve for x
    x = 151,298,848,955,357,312/438,345,845.28
  6. Step 6: Final answer
    x = 345,158,624.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.