Home / 457,391,671,428.69-632,106,141,066.39-374,862,260,964.10

Finding the Fourth Proportional to 457,391,671,428.69, 632,106,141,066.39 and 374,862,260,964.10

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Solution

The fourth proportional to 457,391,671,428.69, 632,106,141,066.39 and 374,862,260,964.10 is: 518,052,146,575.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,391,671,428.69 : 632,106,141,066.39 = 374,862,260,964.10 : x
  2. Step 2: Convert to fraction form
    457,391,671,428.69/632,106,141,066.39 = 374,862,260,964.10/x
  3. Step 3: Cross multiply
    457,391,671,428.69x = 632,106,141,066.39 × 374,862,260,964.10
  4. Step 4: Simplify right side
    457,391,671,428.69x = 236,952,737,209,439,301,402,624
  5. Step 5: Solve for x
    x = 236,952,737,209,439,301,402,624/457,391,671,428.69
  6. Step 6: Final answer
    x = 518,052,146,575.61

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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.