Home / 607,362,458.91-838,161,001.59-328,904,462.67

Finding the Fourth Proportional to 607,362,458.91, 838,161,001.59 and 328,904,462.67

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Solution

The fourth proportional to 607,362,458.91, 838,161,001.59 and 328,904,462.67 is: 453,888,596.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,362,458.91 : 838,161,001.59 = 328,904,462.67 : x
  2. Step 2: Convert to fraction form
    607,362,458.91/838,161,001.59 = 328,904,462.67/x
  3. Step 3: Cross multiply
    607,362,458.91x = 838,161,001.59 × 328,904,462.67
  4. Step 4: Simplify right side
    607,362,458.91x = 275,674,893,858,908,000
  5. Step 5: Solve for x
    x = 275,674,893,858,908,000/607,362,458.91
  6. Step 6: Final answer
    x = 453,888,596.20

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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.