Home / 457,391,671,437.69-632,106,141,078.81-374,862,260,973.12

Finding the Fourth Proportional to 457,391,671,437.69, 632,106,141,078.81 and 374,862,260,973.12

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Solution

The fourth proportional to 457,391,671,437.69, 632,106,141,078.81 and 374,862,260,973.12 is: 518,052,146,588.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,391,671,437.69 : 632,106,141,078.81 = 374,862,260,973.12 : x
  2. Step 2: Convert to fraction form
    457,391,671,437.69/632,106,141,078.81 = 374,862,260,973.12/x
  3. Step 3: Cross multiply
    457,391,671,437.69x = 632,106,141,078.81 × 374,862,260,973.12
  4. Step 4: Simplify right side
    457,391,671,437.69x = 236,952,737,219,796,715,700,224
  5. Step 5: Solve for x
    x = 236,952,737,219,796,715,700,224/457,391,671,437.69
  6. Step 6: Final answer
    x = 518,052,146,588.06

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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.