Home / 689,548,188.48-951,596,597.39-376,302,580.35

Finding the Fourth Proportional to 689,548,188.48, 951,596,597.39 and 376,302,580.35

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Solution

The fourth proportional to 689,548,188.48, 951,596,597.39 and 376,302,580.35 is: 519,308,528.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    689,548,188.48 : 951,596,597.39 = 376,302,580.35 : x
  2. Step 2: Convert to fraction form
    689,548,188.48/951,596,597.39 = 376,302,580.35/x
  3. Step 3: Cross multiply
    689,548,188.48x = 951,596,597.39 × 376,302,580.35
  4. Step 4: Simplify right side
    689,548,188.48x = 358,088,255,048,255,552
  5. Step 5: Solve for x
    x = 358,088,255,048,255,552/689,548,188.48
  6. Step 6: Final answer
    x = 519,308,528.44

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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.