Home / 607,362,461.46-838,161,005.13-328,904,465.22

Finding the Fourth Proportional to 607,362,461.46, 838,161,005.13 and 328,904,465.22

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Solution

The fourth proportional to 607,362,461.46, 838,161,005.13 and 328,904,465.22 is: 453,888,599.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,362,461.46 : 838,161,005.13 = 328,904,465.22 : x
  2. Step 2: Convert to fraction form
    607,362,461.46/838,161,005.13 = 328,904,465.22/x
  3. Step 3: Cross multiply
    607,362,461.46x = 838,161,005.13 × 328,904,465.22
  4. Step 4: Simplify right side
    607,362,461.46x = 275,674,897,160,540,352
  5. Step 5: Solve for x
    x = 275,674,897,160,540,352/607,362,461.46
  6. Step 6: Final answer
    x = 453,888,599.73

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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.