Home / 345,492,058.80-518,238,088.20-112,322,320.05

Finding the Fourth Proportional to 345,492,058.80, 518,238,088.20 and 112,322,320.05

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Solution

The fourth proportional to 345,492,058.80, 518,238,088.20 and 112,322,320.05 is: 168,483,480.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,492,058.80 : 518,238,088.20 = 112,322,320.05 : x
  2. Step 2: Convert to fraction form
    345,492,058.80/518,238,088.20 = 112,322,320.05/x
  3. Step 3: Cross multiply
    345,492,058.80x = 518,238,088.20 × 112,322,320.05
  4. Step 4: Simplify right side
    345,492,058.80x = 58,209,704,404,900,528
  5. Step 5: Solve for x
    x = 58,209,704,404,900,528/345,492,058.80
  6. Step 6: Final answer
    x = 168,483,480.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.